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47580068 = 2229410173
BaseRepresentation
bin1011010110000…
…0001110100100
310022112022120202
42311200032210
544140030233
64415450032
71115265254
oct265401644
9108468522
1047580068
1124948678
1213b26918
139b1bab3
146467964
15429cbe8
hex2d603a4

47580068 has 12 divisors (see below), whose sum is σ = 86136540. Its totient is φ = 22969632.

The previous prime is 47580067. The next prime is 47580083. The reversal of 47580068 is 86008574.

It can be written as a sum of positive squares in 2 ways, for example, as 13380964 + 34199104 = 3658^2 + 5848^2 .

It is not an unprimeable number, because it can be changed into a prime (47580067) 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 3 ways as a sum of consecutive naturals, for example, 204971 + ... + 205202.

It is an arithmetic number, because the mean of its divisors is an integer number (7178045).

Almost surely, 247580068 is an apocalyptic number.

It is an amenable number.

47580068 is a deficient number, since it is larger than the sum of its proper divisors (38556472).

47580068 is a wasteful number, since it uses less digits than its factorization.

47580068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410206 (or 410204 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 47580068 is about 6897.8306734799. The cubic root of 47580068 is about 362.3611974335.

The spelling of 47580068 in words is "forty-seven million, five hundred eighty thousand, sixty-eight".

Divisors: 1 2 4 29 58 116 410173 820346 1640692 11895017 23790034 47580068