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47255054 = 2711833697
BaseRepresentation
bin1011010001000…
…0111000001110
310021220210202012
42310100320032
544044130204
64404501222
71112442560
oct264207016
9107823665
1047255054
1124746470
12139aa812
139a36b92
1463c1330
15423676e
hex2d10e0e

47255054 has 32 divisors (see below), whose sum is σ = 89462016. Its totient is φ = 18184320.

The previous prime is 47255029. The next prime is 47255059. The reversal of 47255054 is 45055274.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 47255054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47255059) 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 15 ways as a sum of consecutive naturals, for example, 10934 + ... + 14630.

It is an arithmetic number, because the mean of its divisors is an integer number (2795688).

Almost surely, 247255054 is an apocalyptic number.

47255054 is a deficient number, since it is larger than the sum of its proper divisors (42206962).

47255054 is a wasteful number, since it uses less digits than its factorization.

47255054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800.

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 47255054 is about 6874.2311570095. The cubic root of 47255054 is about 361.5342289646.

It can be divided in two parts, 4725 and 5054, that added together give a palindrome (9779).

The spelling of 47255054 in words is "forty-seven million, two hundred fifty-five thousand, fifty-four".

Divisors: 1 2 7 11 14 22 77 83 154 166 581 913 1162 1826 3697 6391 7394 12782 25879 40667 51758 81334 284669 306851 569338 613702 2147957 3375361 4295914 6750722 23627527 47255054