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47025244 = 2271679473
BaseRepresentation
bin1011001101100…
…0110001011100
310021111010111201
42303120301130
544014301434
64355525244
71110464560
oct263306134
9107433451
1047025244
11245a9842
12138b9824
1399863b6
1463616a0
1541dd614
hex2cd8c5c

47025244 has 12 divisors (see below), whose sum is σ = 94050544. Its totient is φ = 20153664.

The previous prime is 47025221. The next prime is 47025263. The reversal of 47025244 is 44252074.

It is a happy number.

47025244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

47025244 is an admirable number.

It is a super-2 number, since 2×470252442 = 4422747146519072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1679473 = 47025244 / (4 + 7 + 0 + 2 + 5 + 2 + 4 + 4).

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 in 3 ways as a sum of consecutive naturals, for example, 839709 + ... + 839764.

Almost surely, 247025244 is an apocalyptic number.

It is an amenable number.

47025244 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.

47025244 is a wasteful number, since it uses less digits than its factorization.

47025244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1679484 (or 1679482 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 28.

The square root of 47025244 is about 6857.4954611724. The cubic root of 47025244 is about 360.9472072338.

The spelling of 47025244 in words is "forty-seven million, twenty-five thousand, two hundred forty-four".

Divisors: 1 2 4 7 14 28 1679473 3358946 6717892 11756311 23512622 47025244