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683091135122 = 2112531292
BaseRepresentation
bin10011111000010110110…
…01111000101010010010
32102022011210111001201012
421330023121320222102
542142432312310442
61241450245410522
7100231430563244
oct11741331705222
92368153431635
10683091135122
11243774157200
12b0479a09a42
134c552305356
14250c178a094
1512b7e8d3582
hex9f0b678a92

683091135122 has 18 divisors (see below), whose sum is σ = 1126274764629. Its totient is φ = 310490126320.

The previous prime is 683091135073. The next prime is 683091135131. The reversal of 683091135122 is 221531190386.

683091135122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 560969542441 + 122121592681 = 748979^2 + 349459^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=584419.

It is a super-2 number, since 2×6830911351222 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 683091135122.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12830654 + ... + 12883782.

Almost surely, 2683091135122 is an apocalyptic number.

683091135122 is a deficient number, since it is larger than the sum of its proper divisors (443183629507).

683091135122 is an frugal number, since it uses more digits than its factorization.

683091135122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106282 (or 53142 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 683091135122 in words is "six hundred eighty-three billion, ninety-one million, one hundred thirty-five thousand, one hundred twenty-two".

Divisors: 1 2 11 22 121 242 53129 106258 584419 1168838 6428609 12857218 2822690641 5645381282 31049597051 62099194102 341545567561 683091135122