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47124052 = 2211781013
BaseRepresentation
bin1011001111000…
…0111001010100
310021200011001021
42303300321110
544030432202
64402010524
71111355623
oct263607124
9107604037
1047124052
1124666aa8
1213946a44
1399bc371
1463896ba
15420ca37
hex2cf0e54

47124052 has 6 divisors (see below), whose sum is σ = 82467098. Its totient is φ = 23562024.

The previous prime is 47124041. The next prime is 47124089. The reversal of 47124052 is 25042174.

47124052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 33016516 + 14107536 = 5746^2 + 3756^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5890503 + ... + 5890510.

Almost surely, 247124052 is an apocalyptic number.

It is an amenable number.

47124052 is a deficient number, since it is larger than the sum of its proper divisors (35343046).

47124052 is a wasteful number, since it uses less digits than its factorization.

47124052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11781017 (or 11781015 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 47124052 is about 6864.6960602783. The cubic root of 47124052 is about 361.1998341118.

The spelling of 47124052 in words is "forty-seven million, one hundred twenty-four thousand, fifty-two".

Divisors: 1 2 4 11781013 23562026 47124052