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83025107 = 11103127577
BaseRepresentation
bin1001111001011…
…01110011010011
312210020010000222
410330231303103
5132223300412
612123303255
72025462464
oct474556323
9183203028
1083025107
1142957aa0
122397ab2b
131427c2a9
14b052d6b
157450072
hex4f2dcd3

83025107 has 16 divisors (see below), whose sum is σ = 92332032. Its totient is φ = 74027520.

The previous prime is 83025097. The next prime is 83025109. The reversal of 83025107 is 70152038.

It is a cyclic number.

It is not a de Polignac number, because 83025107 - 26 = 83025043 is a prime.

It is a super-2 number, since 2×830251072 = 13786336784722898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83025109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143603 + ... + 144179.

It is an arithmetic number, because the mean of its divisors is an integer number (5770752).

Almost surely, 283025107 is an apocalyptic number.

83025107 is a deficient number, since it is larger than the sum of its proper divisors (9306925).

83025107 is a wasteful number, since it uses less digits than its factorization.

83025107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 83025107 is about 9111.8114005943. The cubic root of 83025107 is about 436.2510460480.

The spelling of 83025107 in words is "eighty-three million, twenty-five thousand, one hundred seven".

Divisors: 1 11 103 127 577 1133 1397 6347 13081 59431 73279 143891 653741 806069 7547737 83025107