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23605608516413 = 7119722913801213
BaseRepresentation
bin1010101111000000110111…
…11010010000101100111101
310002120200012102222222202012
411113200123322100230331
511043223241240011123
6122112133345541005
74654306661520560
oct527403372205475
9102520172888665
1023605608516413
11758109a679740
122792b12644765
131022ccb6baab1
145b873621c4d7
152ae081a00378
hex15781be90b3d

23605608516413 has 32 divisors (see below), whose sum is σ = 29863618901760. Its totient is φ = 18124855695360.

The previous prime is 23605608516407. The next prime is 23605608516487. The reversal of 23605608516413 is 31461580650632.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 23605608516413 - 238 = 23330730609469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23605608516493) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5190206 + ... + 8611007.

It is an arithmetic number, because the mean of its divisors is an integer number (933238090680).

Almost surely, 223605608516413 is an apocalyptic number.

It is an amenable number.

23605608516413 is a deficient number, since it is larger than the sum of its proper divisors (6258010385347).

23605608516413 is a wasteful number, since it uses less digits than its factorization.

23605608516413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13801557.

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 23605608516413 in words is "twenty-three trillion, six hundred five billion, six hundred eight million, five hundred sixteen thousand, four hundred thirteen".

Divisors: 1 7 11 77 97 229 679 1067 1603 2519 7469 17633 22213 155491 244343 1710401 13801213 96608491 151813343 1062693401 1338717661 3160477777 9371023627 14725894271 22123344439 34765255547 103081259897 243356788829 306566344369 2145964410583 3372229788059 23605608516413