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10013032120 = 23571310925237
BaseRepresentation
bin10010101001101001…
…01011111010111000
3221211211021201211111
421110310223322320
5131001314011440
64333330010104
7503063240320
oct112464537270
927754251744
1010013032120
114279106263
121b35416934
13c376011a0
146adb96280
153d90d44ea
hex254d2beb8

10013032120 has 128 divisors (see below), whose sum is σ = 27983894400. Its totient is φ = 3139762176.

The previous prime is 10013032021. The next prime is 10013032123. The reversal of 10013032120 is 2123031001.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 10013032120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10013032123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 384142 + ... + 409378.

It is an arithmetic number, because the mean of its divisors is an integer number (218624175).

Almost surely, 210013032120 is an apocalyptic number.

10013032120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10013032120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13991947200).

10013032120 is an abundant number, since it is smaller than the sum of its proper divisors (17970862280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10013032120 is a wasteful number, since it uses less digits than its factorization.

10013032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25377 (or 25373 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10013032120 its reverse (2123031001), we get a palindrome (12136063121).

The spelling of 10013032120 in words is "ten billion, thirteen million, thirty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 109 130 140 182 218 260 280 364 436 455 520 545 728 763 872 910 1090 1417 1526 1820 2180 2834 3052 3640 3815 4360 5668 6104 7085 7630 9919 11336 14170 15260 19838 25237 28340 30520 39676 49595 50474 56680 79352 99190 100948 126185 176659 198380 201896 252370 328081 353318 396760 504740 656162 706636 883295 1009480 1312324 1413272 1640405 1766590 2296567 2624648 2750833 3280810 3533180 4593134 5501666 6561620 7066360 9186268 11003332 11482835 13123240 13754165 18372536 19255831 22006664 22965670 27508330 35760829 38511662 45931340 55016660 71521658 77023324 91862680 96279155 110033320 143043316 154046648 178804145 192558310 250325803 286086632 357608290 385116620 500651606 715216580 770233240 1001303212 1251629015 1430433160 2002606424 2503258030 5006516060 10013032120