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52616996831 = 743457172969
BaseRepresentation
bin110001000000001101…
…111010011111011111
312000210222011101101102
4301000031322133133
51330224422344311
640101044503315
73541620044060
oct610015723737
9160728141342
1052616996831
1120350a17553
12a2453aab3b
134c66cb4169
142792118567
15157e4d143b
hexc4037a7df

52616996831 has 8 divisors (see below), whose sum is σ = 60135442080. Its totient is φ = 45098984448.

The previous prime is 52616996797. The next prime is 52616996833. The reversal of 52616996831 is 13869961625.

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

It is not a de Polignac number, because 52616996831 - 26 = 52616996767 is a prime.

It is a super-2 number, since 2×526169968312 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52616996833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217715 + ... + 390683.

It is an arithmetic number, because the mean of its divisors is an integer number (7516930260).

Almost surely, 252616996831 is an apocalyptic number.

52616996831 is a deficient number, since it is larger than the sum of its proper divisors (7518445249).

52616996831 is a wasteful number, since it uses less digits than its factorization.

52616996831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216433.

The product of its digits is 4199040, while the sum is 56.

The spelling of 52616996831 in words is "fifty-two billion, six hundred sixteen million, nine hundred ninety-six thousand, eight hundred thirty-one".

Divisors: 1 7 43457 172969 304199 1210783 7516713833 52616996831