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499990117 = 1165776911
BaseRepresentation
bin11101110011010…
…011111001100101
31021211211010111111
4131303103321211
52010444140432
6121340305021
715250563064
oct3563237145
91254733444
10499990117
1123725aa80
1211b542171
137c780753
144a5921db
152dd65347
hex1dcd3e65

499990117 has 8 divisors (see below), whose sum is σ = 545605632. Its totient is φ = 454401600.

The previous prime is 499990093. The next prime is 499990129. The reversal of 499990117 is 711099994.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 499990117 - 27 = 499989989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499997117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68892 + ... + 75802.

It is an arithmetic number, because the mean of its divisors is an integer number (68200704).

Almost surely, 2499990117 is an apocalyptic number.

It is an amenable number.

499990117 is a deficient number, since it is larger than the sum of its proper divisors (45615515).

499990117 is a wasteful number, since it uses less digits than its factorization.

499990117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13499.

The product of its (nonzero) digits is 183708, while the sum is 49.

The square root of 499990117 is about 22360.4587833076. The cubic root of 499990117 is about 793.6952965214.

The spelling of 499990117 in words is "four hundred ninety-nine million, nine hundred ninety thousand, one hundred seventeen".

Divisors: 1 11 6577 6911 72347 76021 45453647 499990117