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99007193880 = 23325747835927
BaseRepresentation
bin101110000110101001…
…0011110001100011000
3100110112222111120021200
41130031102132030120
53110231320201010
6113252215434200
710103330156010
oct1341522361430
9313488446250
1099007193880
1138a96a86181
1217231385960
13944ac20aba
144b13266c40
152896ec9cc0
hex170d49e318

99007193880 has 192 divisors, whose sum is σ = 375565731840. Its totient is φ = 22148695296.

The previous prime is 99007193863. The next prime is 99007193897. The reversal of 99007193880 is 8839170099.

It is an interprime number because it is at equal distance from previous prime (99007193863) and next prime (99007193897).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 299524 + ... + 536403.

It is an arithmetic number, because the mean of its divisors is an integer number (1956071520).

Almost surely, 299007193880 is an apocalyptic number.

99007193880 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

99007193880 is an abundant number, since it is smaller than the sum of its proper divisors (276558537960).

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

99007193880 is a wasteful number, since it uses less digits than its factorization.

99007193880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835998 (or 835991 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 54.

The spelling of 99007193880 in words is "ninety-nine billion, seven million, one hundred ninety-three thousand, eight hundred eighty".