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83025723 = 3112331691
BaseRepresentation
bin1001111001011…
…01111100111011
312210020010212210
410330231330323
5132223310343
612123310203
72025464334
oct474557473
9183203783
1083025723
1142958500
122397b363
131427c661
14b05328b
157450333
hex4f2df3b

83025723 has 24 divisors (see below), whose sum is σ = 122223808. Its totient is φ = 50094000.

The previous prime is 83025721. The next prime is 83025751. The reversal of 83025723 is 32752038.

It is not a de Polignac number, because 83025723 - 21 = 83025721 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83025721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119808 + ... + 120498.

Almost surely, 283025723 is an apocalyptic number.

83025723 is a deficient number, since it is larger than the sum of its proper divisors (39198085).

83025723 is a wasteful number, since it uses less digits than its factorization.

83025723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 83025723 is about 9111.8452028116. The cubic root of 83025723 is about 436.2521249585.

The spelling of 83025723 in words is "eighty-three million, twenty-five thousand, seven hundred twenty-three".

Divisors: 1 3 11 33 121 331 363 691 993 2073 3641 7601 10923 22803 40051 83611 120153 228721 250833 686163 2515931 7547793 27675241 83025723