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51048008 = 23111734123
BaseRepresentation
bin1100001010111…
…0111001001000
310120001111200222
43002232321020
5101032014013
65022045212
71156621004
oct302567110
9116044628
1051048008
11268a7140
1215119808
13a76442b
146acb704
154735508
hex30aee48

51048008 has 32 divisors (see below), whose sum is σ = 110561760. Its totient is φ = 21838080.

The previous prime is 51048007. The next prime is 51048013. The reversal of 51048008 is 80084015.

It is not an unprimeable number, because it can be changed into a prime (51048007) 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, 15566 + ... + 18557.

It is an arithmetic number, because the mean of its divisors is an integer number (3455055).

Almost surely, 251048008 is an apocalyptic number.

It is an amenable number.

51048008 is an abundant number, since it is smaller than the sum of its proper divisors (59513752).

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

51048008 is a wasteful number, since it uses less digits than its factorization.

51048008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34157 (or 34153 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 51048008 is about 7144.7888702186. The cubic root of 51048008 is about 370.9593027190.

The spelling of 51048008 in words is "fifty-one million, forty-eight thousand, eight".

Divisors: 1 2 4 8 11 17 22 34 44 68 88 136 187 374 748 1496 34123 68246 136492 272984 375353 580091 750706 1160182 1501412 2320364 3002824 4640728 6381001 12762002 25524004 51048008