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252059392 = 2813233789
BaseRepresentation
bin11110000011000…
…01111100000000
3122120021221111001
433001201330000
51004011400032
641002301344
76150320014
oct1701417400
9576257431
10252059392
1111a30aa52
12704b7854
13402b3b90
1425694544
15171de3e7
hexf061f00

252059392 has 144 divisors (see below), whose sum is σ = 587200320. Its totient is φ = 107053056.

The previous prime is 252059389. The next prime is 252059473. The reversal of 252059392 is 293950252.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2832084 + ... + 2832172.

It is an arithmetic number, because the mean of its divisors is an integer number (4077780).

Almost surely, 2252059392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252059392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293600160).

252059392 is an abundant number, since it is smaller than the sum of its proper divisors (335140928).

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

252059392 is a wasteful number, since it uses less digits than its factorization.

252059392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 164 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 37.

The square root of 252059392 is about 15876.3784283444. The cubic root of 252059392 is about 631.6855777235.

The spelling of 252059392 in words is "two hundred fifty-two million, fifty-nine thousand, three hundred ninety-two".

Divisors: 1 2 4 8 13 16 23 26 32 37 46 52 64 74 89 92 104 128 148 178 184 208 256 296 299 356 368 416 481 592 598 712 736 832 851 962 1157 1184 1196 1424 1472 1664 1702 1924 2047 2314 2368 2392 2848 2944 3293 3328 3404 3848 4094 4628 4736 4784 5696 5888 6586 6808 7696 8188 9256 9472 9568 11063 11392 13172 13616 15392 16376 18512 19136 22126 22784 26344 26611 27232 30784 32752 37024 38272 42809 44252 52688 53222 54464 61568 65504 74048 75739 76544 85618 88504 105376 106444 108928 123136 131008 148096 151478 171236 177008 210752 212888 217856 262016 296192 302956 342472 354016 421504 425776 524032 605912 684944 708032 843008 851552 984607 1211824 1369888 1416064 1703104 1969214 2423648 2739776 2832128 3406208 3938428 4847296 5479552 6812416 7876856 9694592 10959104 15753712 19389184 31507424 63014848 126029696 252059392