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57939148 = 22103140629
BaseRepresentation
bin1101110100000…
…1010011001100
311001000121120101
43131001103030
5104313023043
65425500444
71302321541
oct335012314
9131017511
1057939148
112a7835a3
12174a1724
13c007c27
1479a2bc8
15514724d
hex37414cc

57939148 has 12 divisors (see below), whose sum is σ = 102378640. Its totient is φ = 28688112.

The previous prime is 57939143. The next prime is 57939157. The reversal of 57939148 is 84193975.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 57939098 and 57939107.

It is not an unprimeable number, because it can be changed into a prime (57939143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69903 + ... + 70726.

Almost surely, 257939148 is an apocalyptic number.

It is an amenable number.

57939148 is a deficient number, since it is larger than the sum of its proper divisors (44439492).

57939148 is a wasteful number, since it uses less digits than its factorization.

57939148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140736 (or 140734 counting only the distinct ones).

The product of its digits is 272160, while the sum is 46.

The square root of 57939148 is about 7611.7769278927. The cubic root of 57939148 is about 386.9522427920.

It can be divided in two parts, 5793 and 9148, that added together give a palindrome (14941).

The spelling of 57939148 in words is "fifty-seven million, nine hundred thirty-nine thousand, one hundred forty-eight".

Divisors: 1 2 4 103 206 412 140629 281258 562516 14484787 28969574 57939148