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52192511 = 78538741
BaseRepresentation
bin1100011100011…
…0010011111111
310122012122122222
43013012103333
5101330130021
65102355555
71202425520
oct307062377
9118178588
1052192511
1127509008
121558bbbb
13aa75357
146d08847
1548ae6ab
hex31c64ff

52192511 has 8 divisors (see below), whose sum is σ = 59725344. Its totient is φ = 44678880.

The previous prime is 52192507. The next prime is 52192523. The reversal of 52192511 is 11529125.

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 52192511 - 22 = 52192507 is a prime.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52192501) 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, 1601 + ... + 10341.

It is an arithmetic number, because the mean of its divisors is an integer number (7465668).

Almost surely, 252192511 is an apocalyptic number.

52192511 is a deficient number, since it is larger than the sum of its proper divisors (7532833).

52192511 is an equidigital number, since it uses as much as digits as its factorization.

52192511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9601.

The product of its digits is 900, while the sum is 26.

The square root of 52192511 is about 7224.4384556864. The cubic root of 52192511 is about 373.7111570614.

The spelling of 52192511 in words is "fifty-two million, one hundred ninety-two thousand, five hundred eleven".

Divisors: 1 7 853 5971 8741 61187 7456073 52192511