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82122034091 = 293845373643
BaseRepresentation
bin100110001111011011…
…0101100101110101011
321211222020002120112012
41030132312230232223
52321141220042331
6101420520110135
75635026525626
oct1143666545653
9254866076465
1082122034091
1131911824769
1213aba60534b
137989968ba6
143d9091cdbd
15220993982b
hex131edacbab

82122034091 has 8 divisors (see below), whose sum is σ = 84957191280. Its totient is φ = 79287101152.

The previous prime is 82122034039. The next prime is 82122034103. The reversal of 82122034091 is 19043022128.

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 82122034091 - 218 = 82121771947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82122037091) 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, 1078316 + ... + 1151958.

It is an arithmetic number, because the mean of its divisors is an integer number (10619648910).

Almost surely, 282122034091 is an apocalyptic number.

82122034091 is a deficient number, since it is larger than the sum of its proper divisors (2835157189).

82122034091 is a wasteful number, since it uses less digits than its factorization.

82122034091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112125.

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 82122034091 in words is "eighty-two billion, one hundred twenty-two million, thirty-four thousand, ninety-one".

Divisors: 1 29 38453 73643 1115137 2135647 2831794279 82122034091