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52824831 = 3171035781
BaseRepresentation
bin1100100110000…
…0101011111111
310200101210001020
43021200223333
5102010343311
65124115223
71211001153
oct311405377
9120353036
1052824831
1127900094
1215835b13
13ac370c7
147031063
154986c06
hex3260aff

52824831 has 8 divisors (see below), whose sum is σ = 74576304. Its totient is φ = 33144960.

The previous prime is 52824829. The next prime is 52824839. The reversal of 52824831 is 13842825.

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

It is not a de Polignac number, because 52824831 - 21 = 52824829 is a prime.

It is a super-2 number, since 2×528248312 = 5580925540357122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52824792 and 52824801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52824839) 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, 517840 + ... + 517941.

It is an arithmetic number, because the mean of its divisors is an integer number (9322038).

Almost surely, 252824831 is an apocalyptic number.

52824831 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

52824831 is a deficient number, since it is larger than the sum of its proper divisors (21751473).

52824831 is a wasteful number, since it uses less digits than its factorization.

52824831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035801.

The product of its digits is 15360, while the sum is 33.

The square root of 52824831 is about 7268.0692759494. The cubic root of 52824831 is about 375.2142917430.

The spelling of 52824831 in words is "fifty-two million, eight hundred twenty-four thousand, eight hundred thirty-one".

Divisors: 1 3 17 51 1035781 3107343 17608277 52824831