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6051157 = 72123493
BaseRepresentation
bin10111000101010101010101
3102101102121221
4113011111111
53022114112
6333410341
7102301600
oct27052525
912342557
106051157
113463362
1220399b1
13133b388
14b37337
157e7e07
hex5c5555

6051157 has 6 divisors (see below), whose sum is σ = 7039158. Its totient is φ = 5186664.

The previous prime is 6051131. The next prime is 6051161. The reversal of 6051157 is 7511506.

It can be written as a sum of positive squares in only one way, i.e., 4498641 + 1552516 = 2121^2 + 1246^2 .

It is not a de Polignac number, because 6051157 - 27 = 6051029 is a prime.

6051157 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6051187) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61698 + ... + 61795.

It is an arithmetic number, because the mean of its divisors is an integer number (1173193).

Almost surely, 26051157 is an apocalyptic number.

It is an amenable number.

6051157 is a deficient number, since it is larger than the sum of its proper divisors (988001).

6051157 is a wasteful number, since it uses less digits than its factorization.

6051157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123507 (or 123500 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 6051157 is about 2459.9099577017. The cubic root of 6051157 is about 182.2270342247.

The spelling of 6051157 in words is "six million, fifty-one thousand, one hundred fifty-seven".

Divisors: 1 7 49 123493 864451 6051157