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47230152 = 2331967923
BaseRepresentation
bin1011010000101…
…0110011001000
310021212112120220
42310022303020
544042331102
64404150040
71112310144
oct264126310
9107775526
1047230152
1124729792
1213998320
139a28748
1463b6224
15422e1bc
hex2d0acc8

47230152 has 16 divisors (see below), whose sum is σ = 118075440. Its totient is φ = 15743376.

The previous prime is 47230103. The next prime is 47230163. The reversal of 47230152 is 25103274.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1967923 = 47230152 / (4 + 7 + 2 + 3 + 0 + 1 + 5 + 2).

It is an unprimeable number.

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, 983938 + ... + 983985.

It is an arithmetic number, because the mean of its divisors is an integer number (7379715).

Almost surely, 247230152 is an apocalyptic number.

It is an amenable number.

47230152 is an abundant number, since it is smaller than the sum of its proper divisors (70845288).

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

47230152 is a wasteful number, since it uses less digits than its factorization.

47230152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967932 (or 1967928 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 47230152 is about 6872.4196612256. The cubic root of 47230152 is about 361.4707118979.

The spelling of 47230152 in words is "forty-seven million, two hundred thirty thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 1967923 3935846 5903769 7871692 11807538 15743384 23615076 47230152