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52532013454 = 2120732175599
BaseRepresentation
bin110000111011001001…
…101110100110001110
312000121001020210002221
4300323021232212032
51330041143412304
640044411205554
73536535514114
oct607311564616
9160531223087
1052532013454
1120307a52258
12a220a468ba
134c524ca73b
142784b15ab4
151576ce6054
hexc3b26e98e

52532013454 has 8 divisors (see below), whose sum is σ = 78804583200. Its totient is φ = 26263819056.

The previous prime is 52532013419. The next prime is 52532013487. The reversal of 52532013454 is 45431023525.

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

It is a super-2 number, since 2×525320134542 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1063654 + ... + 1111945.

It is an arithmetic number, because the mean of its divisors is an integer number (9850572900).

Almost surely, 252532013454 is an apocalyptic number.

52532013454 is a deficient number, since it is larger than the sum of its proper divisors (26272569746).

52532013454 is a wasteful number, since it uses less digits than its factorization.

52532013454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2187674.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 52532013454 its reverse (45431023525), we get a palindrome (97963036979).

The spelling of 52532013454 in words is "fifty-two billion, five hundred thirty-two million, thirteen thousand, four hundred fifty-four".

Divisors: 1 2 12073 24146 2175599 4351198 26266006727 52532013454