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3280068216 = 2333143310597
BaseRepresentation
bin1100001110000001…
…1101111001111000
322110121000201201000
43003200131321320
523204144140331
61301251125000
7144166056045
oct30340357170
98417021630
103280068216
111433570887
127765a3760
13403723c89
142318ac1cc
15142e670e6
hexc381de78

3280068216 has 64 divisors (see below), whose sum is σ = 9118519200. Its totient is φ = 1092489984.

The previous prime is 3280068191. The next prime is 3280068227. The reversal of 3280068216 is 6128600823.

3280068216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×32800682162 = 21517695003226845312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304230 + ... + 314826.

Almost surely, 23280068216 is an apocalyptic number.

3280068216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3280068216 is an abundant number, since it is smaller than the sum of its proper divisors (5838450984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3280068216 is a wasteful number, since it uses less digits than its factorization.

3280068216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12045 (or 12035 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 3280068216 is about 57271.8798015221. The cubic root of 3280068216 is about 1485.8020684995.

The spelling of 3280068216 in words is "three billion, two hundred eighty million, sixty-eight thousand, two hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 1433 2866 4299 5732 8598 10597 11464 12897 17196 21194 25794 31791 34392 38691 42388 51588 63582 77382 84776 95373 103176 127164 154764 190746 254328 286119 309528 381492 572238 762984 1144476 2288952 15185501 30371002 45556503 60742004 91113006 121484008 136669509 182226012 273339018 364452024 410008527 546678036 820017054 1093356072 1640034108 3280068216