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83234031 = 329956713
BaseRepresentation
bin1001111011000…
…00110011101111
312210121201121220
410331200303233
5132301442111
612131554423
72030322546
oct475406357
9183551556
1083234031
1142a8aa61
1223a5ba13
131432340a
14b0a915d
157491e06
hex4f60cef

83234031 has 8 divisors (see below), whose sum is σ = 114805680. Its totient is φ = 53575872.

The previous prime is 83234029. The next prime is 83234071. The reversal of 83234031 is 13043238.

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

It is not a de Polignac number, because 83234031 - 21 = 83234029 is a prime.

It is a super-2 number, since 2×832340312 = 13855807833017922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83233992 and 83234010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83234071) 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, 478270 + ... + 478443.

It is an arithmetic number, because the mean of its divisors is an integer number (14350710).

Almost surely, 283234031 is an apocalyptic number.

83234031 is a deficient number, since it is larger than the sum of its proper divisors (31571649).

83234031 is a wasteful number, since it uses less digits than its factorization.

83234031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956745.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 83234031 is about 9123.2686576687. The cubic root of 83234031 is about 436.6166662508.

Adding to 83234031 its reverse (13043238), we get a palindrome (96277269).

The spelling of 83234031 in words is "eighty-three million, two hundred thirty-four thousand, thirty-one".

Divisors: 1 3 29 87 956713 2870139 27744677 83234031