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47080680 = 2335392339
BaseRepresentation
bin1011001110011…
…0010011101000
310021120221112220
42303212103220
544023040210
64401034040
71111115313
oct263462350
9107527486
1047080680
1124637459
1213925920
1399a56ba
14637797a
1541eec70
hex2ce64e8

47080680 has 32 divisors (see below), whose sum is σ = 141242400. Its totient is φ = 12554816.

The previous prime is 47080591. The next prime is 47080681. The reversal of 47080680 is 8608074.

47080680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (47080681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196050 + ... + 196289.

It is an arithmetic number, because the mean of its divisors is an integer number (4413825).

Almost surely, 247080680 is an apocalyptic number.

47080680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

47080680 is an abundant number, since it is smaller than the sum of its proper divisors (94161720).

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

47080680 is a wasteful number, since it uses less digits than its factorization.

47080680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392353 (or 392349 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 47080680 is about 6861.5362711276. The cubic root of 47080680 is about 361.0889864858.

The spelling of 47080680 in words is "forty-seven million, eighty thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 392339 784678 1177017 1569356 1961695 2354034 3138712 3923390 4708068 5885085 7846780 9416136 11770170 15693560 23540340 47080680