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57401241 = 3471572593
BaseRepresentation
bin1101101011110…
…1111110011001
311000000021200220
43122331332121
5104143314431
65410150253
71264621362
oct332757631
9130007626
1057401241
112a446447
1217282389
13bb7a141
1478a2b69
15508cb96
hex36bdf99

57401241 has 16 divisors (see below), whose sum is σ = 78691584. Its totient is φ = 37200384.

The previous prime is 57401233. The next prime is 57401257. The reversal of 57401241 is 14210475.

It is not a de Polignac number, because 57401241 - 23 = 57401233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (57401341) 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, 20841 + ... + 23433.

It is an arithmetic number, because the mean of its divisors is an integer number (4918224).

Almost surely, 257401241 is an apocalyptic number.

It is an amenable number.

57401241 is a deficient number, since it is larger than the sum of its proper divisors (21290343).

57401241 is a wasteful number, since it uses less digits than its factorization.

57401241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2800.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 57401241 is about 7576.3606698731. The cubic root of 57401241 is about 385.7510296370.

The spelling of 57401241 in words is "fifty-seven million, four hundred one thousand, two hundred forty-one".

Divisors: 1 3 47 141 157 471 2593 7379 7779 22137 121871 365613 407101 1221303 19133747 57401241