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99082100815 = 543147995987
BaseRepresentation
bin101110001000111000…
…0001110000001001111
3100110202012110020021121
41130101300032001033
53110410004211230
6113303453141411
710105226650405
oct1342160160117
9313665406247
1099082100815
1139025298935
121725248a867
1394605b9c29
144b1d1a5475
15289d87477a
hex1711c0e04f

99082100815 has 16 divisors (see below), whose sum is σ = 119424430080. Its totient is φ = 78915849760.

The previous prime is 99082100813. The next prime is 99082100849. The reversal of 99082100815 is 51800128099.

It is not a de Polignac number, because 99082100815 - 21 = 99082100813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99082100813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 984252 + ... + 1080238.

It is an arithmetic number, because the mean of its divisors is an integer number (7464026880).

Almost surely, 299082100815 is an apocalyptic number.

99082100815 is a deficient number, since it is larger than the sum of its proper divisors (20342329265).

99082100815 is a wasteful number, since it uses less digits than its factorization.

99082100815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96902.

The product of its (nonzero) digits is 51840, while the sum is 43.

The spelling of 99082100815 in words is "ninety-nine billion, eighty-two million, one hundred thousand, eight hundred fifteen".

Divisors: 1 5 431 479 2155 2395 95987 206449 479935 1032245 41370397 45977773 206851985 229888865 19816420163 99082100815