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83070524 = 2220767631
BaseRepresentation
bin1001111001110…
…00111000111100
312210022102100002
410330320320330
5132231224044
612124253432
72026042055
oct474707074
9183272302
1083070524
1142989129
12239a1278
1314296b74
14b06572c
15745d74e
hex4f38e3c

83070524 has 6 divisors (see below), whose sum is σ = 145373424. Its totient is φ = 41535260.

The previous prime is 83070523. The next prime is 83070541. The reversal of 83070524 is 42507038.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83070523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10383812 + ... + 10383819.

It is an arithmetic number, because the mean of its divisors is an integer number (24228904).

Almost surely, 283070524 is an apocalyptic number.

It is an amenable number.

83070524 is a deficient number, since it is larger than the sum of its proper divisors (62302900).

83070524 is a wasteful number, since it uses less digits than its factorization.

83070524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20767635 (or 20767633 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 83070524 is about 9114.3032646495. The cubic root of 83070524 is about 436.3305786247.

The spelling of 83070524 in words is "eighty-three million, seventy thousand, five hundred twenty-four".

Divisors: 1 2 4 20767631 41535262 83070524