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57037916 = 22131096883
BaseRepresentation
bin1101100110010…
…1010001011100
310222022211022102
43121211101130
5104100203131
65354304232
71261546205
oct331452134
9128284272
1057037916
112a218481
1217128078
13ba80960
14780a5ac
15501a1cb
hex366545c

57037916 has 12 divisors (see below), whose sum is σ = 107494632. Its totient is φ = 26325168.

The previous prime is 57037891. The next prime is 57037919. The reversal of 57037916 is 61973075.

57037916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 57037916.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57037919) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 548390 + ... + 548493.

It is an arithmetic number, because the mean of its divisors is an integer number (8957886).

Almost surely, 257037916 is an apocalyptic number.

It is an amenable number.

57037916 is a deficient number, since it is larger than the sum of its proper divisors (50456716).

57037916 is a wasteful number, since it uses less digits than its factorization.

57037916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096900 (or 1096898 counting only the distinct ones).

The product of its (nonzero) digits is 39690, while the sum is 38.

The square root of 57037916 is about 7552.3450662692. The cubic root of 57037916 is about 384.9354274118.

The spelling of 57037916 in words is "fifty-seven million, thirty-seven thousand, nine hundred sixteen".

Divisors: 1 2 4 13 26 52 1096883 2193766 4387532 14259479 28518958 57037916