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47252153 = 1331117251
BaseRepresentation
bin1011010001000…
…0001010111001
310021220122202202
42310100022321
544044032103
64404435545
71112431244
oct264201271
9107818682
1047252153
1124744273
12139a8bb5
139a35770
1463c025b
154235988
hex2d102b9

47252153 has 8 divisors (see below), whose sum is σ = 52528896. Its totient is φ = 42210000.

The previous prime is 47252137. The next prime is 47252159. The reversal of 47252153 is 35125274.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 47252153 - 24 = 47252137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (47252159) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 58223 + ... + 59028.

It is an arithmetic number, because the mean of its divisors is an integer number (6566112).

Almost surely, 247252153 is an apocalyptic number.

It is an amenable number.

47252153 is a deficient number, since it is larger than the sum of its proper divisors (5276743).

47252153 is a wasteful number, since it uses less digits than its factorization.

47252153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117295.

The product of its digits is 8400, while the sum is 29.

The square root of 47252153 is about 6874.0201483557. The cubic root of 47252153 is about 361.5268305866.

It can be divided in two parts, 472 and 52153, that added together give a palindrome (52625).

The spelling of 47252153 in words is "forty-seven million, two hundred fifty-two thousand, one hundred fifty-three".

Divisors: 1 13 31 403 117251 1524263 3634781 47252153