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57234741 = 3231674967
BaseRepresentation
bin1101101001010…
…1010100110101
310222200211022020
43122111110311
5104123002431
65402423353
71263326064
oct332252465
9128624266
1057234741
112a342343
1217201b59
13bb1c415
14785c1db
155058696
hex3695535

57234741 has 16 divisors (see below), whose sum is σ = 80123904. Its totient is φ = 36271664.

The previous prime is 57234739. The next prime is 57234823. The reversal of 57234741 is 14743275.

It is a cyclic number.

It is not a de Polignac number, because 57234741 - 21 = 57234739 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57234721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9040 + ... + 14006.

It is an arithmetic number, because the mean of its divisors is an integer number (5007744).

Almost surely, 257234741 is an apocalyptic number.

It is an amenable number.

57234741 is a deficient number, since it is larger than the sum of its proper divisors (22889163).

57234741 is a wasteful number, since it uses less digits than its factorization.

57234741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5160.

The product of its digits is 23520, while the sum is 33.

The square root of 57234741 is about 7565.3645649103. The cubic root of 57234741 is about 385.3776942306.

It can be divided in two parts, 57234 and 741, that added together give a palindrome (57975).

The spelling of 57234741 in words is "fifty-seven million, two hundred thirty-four thousand, seven hundred forty-one".

Divisors: 1 3 23 69 167 501 3841 4967 11523 14901 114241 342723 829489 2488467 19078247 57234741