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47141970 = 2355872677
BaseRepresentation
bin1011001111010…
…1010001010010
310021201001121220
42303311101102
544032020340
64402225510
71111462101
oct263652122
9107631556
1047141970
1124679507
1213955296
1399c7575
146392038
154212ed0
hex2cf5452

47141970 has 32 divisors (see below), whose sum is σ = 113375808. Its totient is φ = 12545088.

The previous prime is 47141957. The next prime is 47141971. The reversal of 47141970 is 7914174.

47141970 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 (47141971) 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 15 ways as a sum of consecutive naturals, for example, 16272 + ... + 18948.

It is an arithmetic number, because the mean of its divisors is an integer number (3542994).

Almost surely, 247141970 is an apocalyptic number.

47141970 is an abundant number, since it is smaller than the sum of its proper divisors (66233838).

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

47141970 is a wasteful number, since it uses less digits than its factorization.

47141970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3274.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 47141970 is about 6866.0010195164. The cubic root of 47141970 is about 361.2456080372.

The spelling of 47141970 in words is "forty-seven million, one hundred forty-one thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 587 1174 1761 2677 2935 3522 5354 5870 8031 8805 13385 16062 17610 26770 40155 80310 1571399 3142798 4714197 7856995 9428394 15713990 23570985 47141970