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57150101 = 237179443
BaseRepresentation
bin1101101000000…
…0101010010101
310222112112012102
43122000222111
5104112300401
65400531445
71262524241
oct332005225
9128475172
1057150101
112a294798
1217180b85
13babca38
147839421
15503d56b
hex3680a95

57150101 has 16 divisors (see below), whose sum is σ = 61378560. Its totient is φ = 53093040.

The previous prime is 57150083. The next prime is 57150103. The reversal of 57150101 is 10105175.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-57150101 is a prime.

It is a super-2 number, since 2×571501012 = 6532268088620402, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57150103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128786 + ... + 129228.

It is an arithmetic number, because the mean of its divisors is an integer number (3836160).

Almost surely, 257150101 is an apocalyptic number.

It is an amenable number.

57150101 is a deficient number, since it is larger than the sum of its proper divisors (4228459).

57150101 is a wasteful number, since it uses less digits than its factorization.

57150101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616.

The product of its (nonzero) digits is 175, while the sum is 20.

The square root of 57150101 is about 7559.7685811141. The cubic root of 57150101 is about 385.1876321598.

Adding to 57150101 its reverse (10105175), we get a palindrome (67255276).

The spelling of 57150101 in words is "fifty-seven million, one hundred fifty thousand, one hundred one".

Divisors: 1 23 71 79 443 1633 1817 5609 10189 31453 34997 129007 723419 804931 2484787 57150101