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69490712034 = 2323860595113
BaseRepresentation
bin100000010110111111…
…0000001110111100010
320122100221000221010100
41000231332001313202
52114304110241114
651531255043230
75010021210042
oct1005576016742
9218327027110
1069490712034
112751a771527
1211574370516
136725a8cb23
143513123722
151c1aa60909
hex102df81de2

69490712034 has 12 divisors (see below), whose sum is σ = 150563209446. Its totient is φ = 23163570672.

The previous prime is 69490711993. The next prime is 69490712101. The reversal of 69490712034 is 43021709496.

It is a happy number.

69490712034 is a `hidden beast` number, since 6 + 9 + 490 + 7 + 120 + 34 = 666.

It can be written as a sum of positive squares in only one way, i.e., 49282668009 + 20208044025 = 221997^2 + 142155^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1930297539 + ... + 1930297574.

Almost surely, 269490712034 is an apocalyptic number.

69490712034 is an abundant number, since it is smaller than the sum of its proper divisors (81072497412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69490712034 is a wasteful number, since it uses less digits than its factorization.

69490712034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860595121 (or 3860595118 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 69490712034 in words is "sixty-nine billion, four hundred ninety million, seven hundred twelve thousand, thirty-four".

Divisors: 1 2 3 6 9 18 3860595113 7721190226 11581785339 23163570678 34745356017 69490712034