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57055103 = 771114799
BaseRepresentation
bin1101100110100…
…1011101111111
310222100200212222
43121221131333
5104101230403
65354515555
71261650260
oct331513577
9128320788
1057055103
112a22a386
1217135bbb
13ba88721
147812967
155020338
hex366977f

57055103 has 8 divisors (see below), whose sum is σ = 66124800. Its totient is φ = 48215160.

The previous prime is 57055057. The next prime is 57055129. The reversal of 57055103 is 30155075.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57055103 - 28 = 57054847 is a prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57055153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56903 + ... + 57896.

It is an arithmetic number, because the mean of its divisors is an integer number (8265600).

Almost surely, 257055103 is an apocalyptic number.

57055103 is a deficient number, since it is larger than the sum of its proper divisors (9069697).

57055103 is a wasteful number, since it uses less digits than its factorization.

57055103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114877.

The product of its (nonzero) digits is 2625, while the sum is 26.

The square root of 57055103 is about 7553.4828390617. The cubic root of 57055103 is about 384.9740871973.

The spelling of 57055103 in words is "fifty-seven million, fifty-five thousand, one hundred three".

Divisors: 1 7 71 497 114799 803593 8150729 57055103