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83246631 = 3132134529
BaseRepresentation
bin1001111011000…
…11111000100111
312210122100220120
410331203320213
5132302343011
612132133023
72030404356
oct475437047
9183570816
1083246631
1142a99476
1223a67173
1314329080
14b0ad99d
157495a06
hex4f63e27

83246631 has 8 divisors (see below), whose sum is σ = 119533680. Its totient is φ = 51228672.

The previous prime is 83246609. The next prime is 83246641. The reversal of 83246631 is 13664238.

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

It is not a de Polignac number, because 83246631 - 26 = 83246567 is a prime.

It is a super-2 number, since 2×832466312 = 13860003145700322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 83246592 and 83246601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83246641) 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, 1067226 + ... + 1067303.

It is an arithmetic number, because the mean of its divisors is an integer number (14941710).

Almost surely, 283246631 is an apocalyptic number.

83246631 is a deficient number, since it is larger than the sum of its proper divisors (36287049).

83246631 is a wasteful number, since it uses less digits than its factorization.

83246631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134545.

The product of its digits is 20736, while the sum is 33.

The square root of 83246631 is about 9123.9591735167. The cubic root of 83246631 is about 436.6386968728.

The spelling of 83246631 in words is "eighty-three million, two hundred forty-six thousand, six hundred thirty-one".

Divisors: 1 3 13 39 2134529 6403587 27748877 83246631