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83398389122 = 2155326850737
BaseRepresentation
bin100110110101011101…
…1100110110110000010
321222021011210010110202
41031222323212312002
52331244441422442
6102151312525202
76011455416416
oct1155273466602
9258234703422
1083398389122
1132407242134
12141b5b50802
137b31215659
144072246d46
152281a08c32
hex136aee6d82

83398389122 has 8 divisors (see below), whose sum is σ = 125178140556. Its totient is φ = 41672342272.

The previous prime is 83398389101. The next prime is 83398389143. The reversal of 83398389122 is 22198389338.

It is an interprime number because it is at equal distance from previous prime (83398389101) and next prime (83398389143).

It can be written as a sum of positive squares in 2 ways, for example, as 78982919521 + 4415469601 = 281039^2 + 66449^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13422263 + ... + 13428474.

Almost surely, 283398389122 is an apocalyptic number.

83398389122 is a deficient number, since it is larger than the sum of its proper divisors (41779751434).

83398389122 is a wasteful number, since it uses less digits than its factorization.

83398389122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26852292.

The product of its digits is 4478976, while the sum is 56.

The spelling of 83398389122 in words is "eighty-three billion, three hundred ninety-eight million, three hundred eighty-nine thousand, one hundred twenty-two".

Divisors: 1 2 1553 3106 26850737 53701474 41699194561 83398389122