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16902996359 = 43139218089
BaseRepresentation
bin11111011110111111…
…10100000110000111
31121121222222011221012
433233133310012013
5234104131340414
611433133512435
71135605045524
oct175737640607
947558864835
1016902996359
117194334387
12333894271b
131794b8b6c2
14b64c6c14b
1568de1533e
hex3ef7f4187

16902996359 has 4 divisors (see below), whose sum is σ = 16942214880. Its totient is φ = 16863777840.

The previous prime is 16902996307. The next prime is 16902996373. The reversal of 16902996359 is 95369920961.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-16902996359 is a prime.

It is a super-2 number, since 2×169029963592 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16902996298 and 16902996307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16902996379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19608614 + ... + 19609475.

It is an arithmetic number, because the mean of its divisors is an integer number (4235553720).

Almost surely, 216902996359 is an apocalyptic number.

16902996359 is a deficient number, since it is larger than the sum of its proper divisors (39218521).

16902996359 is an equidigital number, since it uses as much as digits as its factorization.

16902996359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39218520.

The product of its (nonzero) digits is 7085880, while the sum is 59.

The spelling of 16902996359 in words is "sixteen billion, nine hundred two million, nine hundred ninety-six thousand, three hundred fifty-nine".

Divisors: 1 431 39218089 16902996359