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53180092 = 227383467
BaseRepresentation
bin1100101011011…
…1011010111100
310201001211101001
43022313122330
5102103230332
65135500044
71214011000
oct312673274
9121054331
1053180092
1128022a99
1215987624
13b02ca14
1470c4700
154a070e7
hex32b76bc

53180092 has 48 divisors (see below), whose sum is σ = 110073600. Its totient is φ = 22468656.

The previous prime is 53180047. The next prime is 53180167. The reversal of 53180092 is 29008135.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 53180092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113643 + ... + 114109.

It is an arithmetic number, because the mean of its divisors is an integer number (2293200).

Almost surely, 253180092 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 53180092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55036800).

53180092 is an abundant number, since it is smaller than the sum of its proper divisors (56893508).

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

53180092 is a wasteful number, since it uses less digits than its factorization.

53180092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 559 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 53180092 is about 7292.4681692826. The cubic root of 53180092 is about 376.0535516754.

The spelling of 53180092 in words is "fifty-three million, one hundred eighty thousand, ninety-two".

Divisors: 1 2 4 7 14 28 49 83 98 166 196 332 343 467 581 686 934 1162 1372 1868 2324 3269 4067 6538 8134 13076 16268 22883 28469 38761 45766 56938 77522 91532 113876 155044 160181 271327 320362 542654 640724 1085308 1899289 3798578 7597156 13295023 26590046 53180092