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601056561061 = 111811507720023
BaseRepresentation
bin10001011111100011100…
…00110100011110100101
32010110102122221220210101
420233301300310132211
534321430434423221
61140042132024101
761265512320655
oct10576160643645
92113378856711
10601056561061
112119a7839560
12985a4762031
13448aa80c278
142113c716365
151097c9c2d91
hex8bf1c347a5

601056561061 has 16 divisors (see below), whose sum is σ = 659397368448. Its totient is φ = 543333009600.

The previous prime is 601056561059. The next prime is 601056561113. The reversal of 601056561061 is 160165650106.

It is a cyclic number.

It is not a de Polignac number, because 601056561061 - 21 = 601056561059 is a prime.

It is a super-2 number, since 2×6010565610612 (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 601056561061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601056561761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30008296 + ... + 30028318.

It is an arithmetic number, because the mean of its divisors is an integer number (41212335528).

Almost surely, 2601056561061 is an apocalyptic number.

It is an amenable number.

601056561061 is a deficient number, since it is larger than the sum of its proper divisors (58340807387).

601056561061 is a wasteful number, since it uses less digits than its factorization.

601056561061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35292.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 601056561061 in words is "six hundred one billion, fifty-six million, five hundred sixty-one thousand, sixty-one".

Divisors: 1 11 181 1991 15077 20023 165847 220253 2728937 3624163 30018307 39865793 301886771 3320754481 54641505551 601056561061