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67922984 = 2331401683
BaseRepresentation
bin1000000110001…
…10110000101000
311201210211211002
410003012300220
5114342013414
610423454132
71453223123
oct403066050
9151724732
1067922984
11353825a8
121a8b7348
13110c231c
1490413ba
155e6a4de
hex40c6c28

67922984 has 32 divisors (see below), whose sum is σ = 131984640. Its totient is φ = 32736000.

The previous prime is 67922969. The next prime is 67922993. The reversal of 67922984 is 48922976.

It is a super-2 number, since 2×679229842 = 9227063510928512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99107 + ... + 99789.

It is an arithmetic number, because the mean of its divisors is an integer number (4124520).

Almost surely, 267922984 is an apocalyptic number.

It is an amenable number.

67922984 is a deficient number, since it is larger than the sum of its proper divisors (64061656).

67922984 is a wasteful number, since it uses less digits than its factorization.

67922984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121 (or 1117 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 67922984 is about 8241.5401473268. The cubic root of 67922984 is about 408.0113574949.

The spelling of 67922984 in words is "sixty-seven million, nine hundred twenty-two thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 31 62 124 248 401 683 802 1366 1604 2732 3208 5464 12431 21173 24862 42346 49724 84692 99448 169384 273883 547766 1095532 2191064 8490373 16980746 33961492 67922984