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57073514 = 239771881
BaseRepresentation
bin1101100110110…
…1111101101010
310222101122010212
43121231331222
5104102323024
65355141122
71262055041
oct331557552
9128348125
1057073514
112a2421a3
12171447a2
13ba93c14
147819558
155025a0e
hex366df6a

57073514 has 8 divisors (see below), whose sum is σ = 85827108. Its totient is φ = 28464480.

The previous prime is 57073493. The next prime is 57073543. The reversal of 57073514 is 41537075.

It can be written as a sum of positive squares in 2 ways, for example, as 52809289 + 4264225 = 7267^2 + 2065^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35147 + ... + 36734.

Almost surely, 257073514 is an apocalyptic number.

57073514 is a deficient number, since it is larger than the sum of its proper divisors (28753594).

57073514 is a wasteful number, since it uses less digits than its factorization.

57073514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72280.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 57073514 is about 7554.7014500905. The cubic root of 57073514 is about 385.0154915901.

The spelling of 57073514 in words is "fifty-seven million, seventy-three thousand, five hundred fourteen".

Divisors: 1 2 397 794 71881 143762 28536757 57073514