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83353916 = 2231672209
BaseRepresentation
bin1001111011111…
…10000100111100
312210211211002002
410331332010330
5132314311131
612134321432
72031332222
oct475760474
9183754062
1083353916
1143062038
1223ab9278
1314365b59
14b0dab12
1574b76cb
hex4f7e13c

83353916 has 12 divisors (see below), whose sum is σ = 150575040. Its totient is φ = 40332480.

The previous prime is 83353903. The next prime is 83353957. The reversal of 83353916 is 61935338.

83353916 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

83353916 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 83353916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335981 + ... + 336228.

It is an arithmetic number, because the mean of its divisors is an integer number (12547920).

Almost surely, 283353916 is an apocalyptic number.

It is an amenable number.

83353916 is a deficient number, since it is larger than the sum of its proper divisors (67221124).

83353916 is a wasteful number, since it uses less digits than its factorization.

83353916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672244 (or 672242 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 83353916 is about 9129.8365812319. The cubic root of 83353916 is about 436.8261906389.

The spelling of 83353916 in words is "eighty-three million, three hundred fifty-three thousand, nine hundred sixteen".

Divisors: 1 2 4 31 62 124 672209 1344418 2688836 20838479 41676958 83353916