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10057087 = 23774231
BaseRepresentation
bin100110010111…
…010101111111
3200220221201201
4212113111333
510033311322
6555320331
7151324645
oct46272577
920827651
1010057087
11574a047
1234500a7
132111851
14149b195
15d39d27
hex99757f

10057087 has 4 divisors (see below), whose sum is σ = 10063696. Its totient is φ = 10050480.

The previous prime is 10057031. The next prime is 10057097. The reversal of 10057087 is 78075001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10057087 - 223 = 1668479 is a prime.

It is a super-2 number, since 2×100570872 = 202289997851138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10057097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262 + ... + 4492.

It is an arithmetic number, because the mean of its divisors is an integer number (2515924).

Almost surely, 210057087 is an apocalyptic number.

10057087 is a deficient number, since it is larger than the sum of its proper divisors (6609).

10057087 is an equidigital number, since it uses as much as digits as its factorization.

10057087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6608.

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 10057087 is about 3171.2910620124. The cubic root of 10057087 is about 215.8526587182.

The spelling of 10057087 in words is "ten million, fifty-seven thousand, eighty-seven".

Divisors: 1 2377 4231 10057087