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9666889996 = 2217197482113
BaseRepresentation
bin10010000000011000…
…10000100100001100
3220221200221220002211
421000030100210030
5124244210434441
64235123000204
7461361131521
oct110014204414
926850856084
109666889996
114110786595
121a59509064
13bb0998c6a
14679c11148
153b8a0da81
hex24031090c

9666889996 has 24 divisors (see below), whose sum is σ = 18854927280. Its totient is φ = 4309696512.

The previous prime is 9666889963. The next prime is 9666890033. The reversal of 9666889996 is 6999886669.

It is a Harshad number since it is a multiple of its sum of digits (76).

9666889996 is a strobogrammatic number because it is the same when read upside-down.

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, 3739765 + ... + 3742348.

It is an arithmetic number, because the mean of its divisors is an integer number (785621970).

Almost surely, 29666889996 is an apocalyptic number.

It is an amenable number.

9666889996 is a deficient number, since it is larger than the sum of its proper divisors (9188037284).

9666889996 is a wasteful number, since it uses less digits than its factorization.

9666889996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7482153 (or 7482151 counting only the distinct ones).

The product of its digits is 544195584, while the sum is 76.

The square root of 9666889996 is about 98320.3437544845. The cubic root of 9666889996 is about 2130.2419142312.

The spelling of 9666889996 in words is "nine billion, six hundred sixty-six million, eight hundred eighty-nine thousand, nine hundred ninety-six".

Divisors: 1 2 4 17 19 34 38 68 76 323 646 1292 7482113 14964226 29928452 127195921 142160147 254391842 284320294 508783684 568640588 2416722499 4833444998 9666889996