Search a number
-
+
57874948 = 22138110477
BaseRepresentation
bin1101110011000…
…1101000000100
311000220100111121
43130301220010
5104303444243
65424243324
71301633425
oct334615004
9130810447
1057874948
112a73a33a
1217470544
13bcb4941
14798764c
1551331ed
hex3731a04

57874948 has 12 divisors (see below), whose sum is σ = 101364172. Its totient is φ = 28913760.

The previous prime is 57874939. The next prime is 57874963. The reversal of 57874948 is 84947875.

It can be written as a sum of positive squares in 2 ways, for example, as 35426304 + 22448644 = 5952^2 + 4738^2 .

It is a junction number, because it is equal to n+sod(n) for n = 57874895 and 57874904.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 286 + ... + 10762.

Almost surely, 257874948 is an apocalyptic number.

It is an amenable number.

57874948 is a deficient number, since it is larger than the sum of its proper divisors (43489224).

57874948 is a wasteful number, since it uses less digits than its factorization.

57874948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11862 (or 11860 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 52.

The square root of 57874948 is about 7607.5586096986. The cubic root of 57874948 is about 386.8092679866.

The spelling of 57874948 in words is "fifty-seven million, eight hundred seventy-four thousand, nine hundred forty-eight".

Divisors: 1 2 4 1381 2762 5524 10477 20954 41908 14468737 28937474 57874948