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57948 = 22311439
BaseRepresentation
bin1110001001011100
32221111020
432021130
53323243
61124140
7330642
oct161134
987436
1057948
113a5a0
1229650
13204b7
1417192
1512283
hexe25c

57948 has 24 divisors (see below), whose sum is σ = 147840. Its totient is φ = 17520.

The previous prime is 57947. The next prime is 57973. The reversal of 57948 is 84975.

57948 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57943) 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, 88 + ... + 351.

It is an arithmetic number, because the mean of its divisors is an integer number (6160).

257948 is an apocalyptic number.

It is an amenable number.

57948 is an abundant number, since it is smaller than the sum of its proper divisors (89892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73920).

57948 is a wasteful number, since it uses less digits than its factorization.

57948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457 (or 455 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 57948 is about 240.7239082434. The cubic root of 57948 is about 38.6971948103.

The spelling of 57948 in words is "fifty-seven thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 439 878 1317 1756 2634 4829 5268 9658 14487 19316 28974 57948