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83713401 = 3229320741
BaseRepresentation
bin1001111110101…
…01110101111001
312211112002012100
410333111311321
5132412312101
612150134013
72034360252
oct477256571
9184462170
1083713401
1143288132
1224051309
1314460675
14b191b29
157538e86
hex4fd5d79

83713401 has 12 divisors (see below), whose sum is σ = 125089380. Its totient is φ = 53884320.

The previous prime is 83713391. The next prime is 83713433. The reversal of 83713401 is 10431738.

It can be written as a sum of positive squares in 2 ways, for example, as 52577001 + 31136400 = 7251^2 + 5580^2 .

It is not a de Polignac number, because 83713401 - 26 = 83713337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83713471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 160110 + ... + 160631.

It is an arithmetic number, because the mean of its divisors is an integer number (10424115).

Almost surely, 283713401 is an apocalyptic number.

It is an amenable number.

83713401 is a deficient number, since it is larger than the sum of its proper divisors (41375979).

83713401 is a wasteful number, since it uses less digits than its factorization.

83713401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320776 (or 320773 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 83713401 is about 9149.5027733752. The cubic root of 83713401 is about 437.4532647765.

The spelling of 83713401 in words is "eighty-three million, seven hundred thirteen thousand, four hundred one".

Divisors: 1 3 9 29 87 261 320741 962223 2886669 9301489 27904467 83713401