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57897043 = 416412203
BaseRepresentation
bin1101110011011…
…1000001010011
311000221110210221
43130313001103
5104310201133
65424533511
71302055021
oct334670123
9130843727
1057897043
112a7549a6
1217481297
13bcc1a09
147991711
155139a2d
hex3737053

57897043 has 8 divisors (see below), whose sum is σ = 59428656. Its totient is φ = 56371200.

The previous prime is 57897029. The next prime is 57897071. The reversal of 57897043 is 34079875.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 57897043 - 25 = 57897011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57897023) 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, 25180 + ... + 27382.

It is an arithmetic number, because the mean of its divisors is an integer number (7428582).

Almost surely, 257897043 is an apocalyptic number.

57897043 is a deficient number, since it is larger than the sum of its proper divisors (1531613).

57897043 is a wasteful number, since it uses less digits than its factorization.

57897043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2885.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 57897043 is about 7609.0106452810. The cubic root of 57897043 is about 386.8584859626.

The spelling of 57897043 in words is "fifty-seven million, eight hundred ninety-seven thousand, forty-three".

Divisors: 1 41 641 2203 26281 90323 1412123 57897043