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2153425848 = 2337101179709
BaseRepresentation
bin1000000001011010…
…1010101110111000
312120002001100220220
42000112222232320
513402234111343
6553403220040
7104235550320
oct20026525670
95502040826
102153425848
11a05609792
12501217620
132841a56a2
14165dd6280
15c90bc183
hex805aabb8

2153425848 has 128 divisors (see below), whose sum is σ = 6257088000. Its totient is φ = 604915200.

The previous prime is 2153425831. The next prime is 2153425849. The reversal of 2153425848 is 8485243512.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153425849) 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, 3036918 + ... + 3037626.

It is an arithmetic number, because the mean of its divisors is an integer number (48883500).

Almost surely, 22153425848 is an apocalyptic number.

2153425848 is a gapful number since it is divisible by the number (28) 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 2153425848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3128544000).

2153425848 is an abundant number, since it is smaller than the sum of its proper divisors (4103662152).

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

2153425848 is a wasteful number, since it uses less digits than its factorization.

2153425848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005 (or 1001 counting only the distinct ones).

The product of its digits is 307200, while the sum is 42.

The square root of 2153425848 is about 46405.0196422758. The cubic root of 2153425848 is about 1291.3480385705.

The spelling of 2153425848 in words is "two billion, one hundred fifty-three million, four hundred twenty-five thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 101 168 179 202 303 358 404 537 606 707 709 716 808 1074 1212 1253 1414 1418 1432 2121 2127 2148 2424 2506 2828 2836 3759 4242 4254 4296 4963 5012 5656 5672 7518 8484 8508 9926 10024 14889 15036 16968 17016 18079 19852 29778 30072 36158 39704 54237 59556 71609 72316 108474 119112 126553 126911 143218 144632 214827 216948 253106 253822 286436 379659 380733 429654 433896 501263 506212 507644 572872 759318 761466 859308 888377 1002526 1012424 1015288 1503789 1518636 1522932 1718616 1776754 2005052 2665131 3007578 3037272 3045864 3553508 4010104 5330262 6015156 7107016 10660524 12030312 12818011 21321048 25636022 38454033 51272044 76908066 89726077 102544088 153816132 179452154 269178231 307632264 358904308 538356462 717808616 1076712924 2153425848