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53913708 = 2233717989
BaseRepresentation
bin1100110110101…
…0100001101100
310202110002201000
43031222201230
5102300214313
65203320300
71223154552
oct315524154
9122402630
1053913708
1128484192
1216080090
13b228904
147235bd2
154aee673
hex336a86c

53913708 has 96 divisors (see below), whose sum is σ = 145152000. Its totient is φ = 17297280.

The previous prime is 53913649. The next prime is 53913719. The reversal of 53913708 is 80731935.

53913708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 605728 + ... + 605816.

It is an arithmetic number, because the mean of its divisors is an integer number (1512000).

Almost surely, 253913708 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 53913708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72576000).

53913708 is an abundant number, since it is smaller than the sum of its proper divisors (91238292).

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

53913708 is a wasteful number, since it uses less digits than its factorization.

53913708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 53913708 is about 7342.5954539250. The cubic root of 53913708 is about 377.7748722447.

The spelling of 53913708 in words is "fifty-three million, nine hundred thirteen thousand, seven hundred eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 71 79 89 108 142 158 178 213 237 267 284 316 356 426 474 534 639 711 801 852 948 1068 1278 1422 1602 1917 2133 2403 2556 2844 3204 3834 4266 4806 5609 6319 7031 7668 8532 9612 11218 12638 14062 16827 18957 21093 22436 25276 28124 33654 37914 42186 50481 56871 63279 67308 75828 84372 100962 113742 126558 151443 170613 189837 201924 227484 253116 302886 341226 379674 499201 605772 682452 759348 998402 1497603 1996804 2995206 4492809 5990412 8985618 13478427 17971236 26956854 53913708