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5123235100405 = 54376131312747
BaseRepresentation
bin100101010001101100010…
…0110111011011011110101
3200010202222001200212101011
41022203120212323123311
51132414341141203110
614521325352232221
71036066353555142
oct112433046733365
920122861625334
105123235100405
1116a582a719484
126a8b0109b671
132b2171589816
14139d746133c9
158d40170a48a
hex4a8d89bb6f5

5123235100405 has 16 divisors (see below), whose sum is σ = 6299122889664. Its totient is φ = 3998011409280.

The previous prime is 5123235100397. The next prime is 5123235100513. The reversal of 5123235100405 is 5040015323215.

It is not a de Polignac number, because 5123235100405 - 23 = 5123235100397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15492759 + ... + 15819988.

It is an arithmetic number, because the mean of its divisors is an integer number (393695180604).

Almost surely, 25123235100405 is an apocalyptic number.

It is an amenable number.

5123235100405 is a deficient number, since it is larger than the sum of its proper divisors (1175887789259).

5123235100405 is a wasteful number, since it uses less digits than its factorization.

5123235100405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31313556.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 5123235100405 in words is "five trillion, one hundred twenty-three billion, two hundred thirty-five million, one hundred thousand, four hundred five".

Divisors: 1 5 43 215 761 3805 32723 163615 31312747 156563735 1346448121 6732240605 23829000467 119145002335 1024647020081 5123235100405