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47120276 = 2271682867
BaseRepresentation
bin1011001110111…
…1111110010100
310021122221212102
42303233332110
544030322101
64401541232
71111341620
oct263577624
9107587772
1047120276
1124664185
1213944818
1399ba728
146388180
15420b86b
hex2ceff94

47120276 has 12 divisors (see below), whose sum is σ = 94240608. Its totient is φ = 20194392.

The previous prime is 47120267. The next prime is 47120287. The reversal of 47120276 is 67202174.

47120276 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 841406 + ... + 841461.

It is an arithmetic number, because the mean of its divisors is an integer number (7853384).

Almost surely, 247120276 is an apocalyptic number.

It is an amenable number.

47120276 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

47120276 is a wasteful number, since it uses less digits than its factorization.

47120276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682878 (or 1682876 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 47120276 is about 6864.4210243836. The cubic root of 47120276 is about 361.1901863350.

The spelling of 47120276 in words is "forty-seven million, one hundred twenty thousand, two hundred seventy-six".

Divisors: 1 2 4 7 14 28 1682867 3365734 6731468 11780069 23560138 47120276