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47875095 = 3251063891
BaseRepresentation
bin1011011010100…
…0010000010111
310100002022021200
42312220100113
544224000340
64430043543
71120634352
oct266502027
9110068250
1047875095
112502a2a4
12140495b3
139bc3178
146503299
15430a330
hex2da8417

47875095 has 12 divisors (see below), whose sum is σ = 82983576. Its totient is φ = 25533360.

The previous prime is 47875033. The next prime is 47875099. The reversal of 47875095 is 59057874.

It is not a de Polignac number, because 47875095 - 26 = 47875031 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1063891 = 47875095 / (4 + 7 + 8 + 7 + 5 + 0 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 47875095.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47875099) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531901 + ... + 531990.

It is an arithmetic number, because the mean of its divisors is an integer number (6915298).

Almost surely, 247875095 is an apocalyptic number.

47875095 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

47875095 is a deficient number, since it is larger than the sum of its proper divisors (35108481).

47875095 is a wasteful number, since it uses less digits than its factorization.

47875095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063902 (or 1063899 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 45.

The square root of 47875095 is about 6919.1831165247. The cubic root of 47875095 is about 363.1086121729.

The spelling of 47875095 in words is "forty-seven million, eight hundred seventy-five thousand, ninety-five".

Divisors: 1 3 5 9 15 45 1063891 3191673 5319455 9575019 15958365 47875095