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10206068560 = 245127575857
BaseRepresentation
bin10011000000101010…
…00011111101010000
3222100021112000001021
421200111003331100
5131400223143220
64404423245224
7510626102632
oct114025037520
928307460037
1010206068560
114368072406
121b89ba9814
13c685baa2c
146cb684a52
153eb0154aa
hex260543f50

10206068560 has 20 divisors (see below), whose sum is σ = 23729109588. Its totient is φ = 4082427392.

The previous prime is 10206068531. The next prime is 10206068563. The reversal of 10206068560 is 6586060201.

It can be written as a sum of positive squares in 2 ways, for example, as 6273273616 + 3932794944 = 79204^2 + 62712^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10206068563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63787849 + ... + 63788008.

Almost surely, 210206068560 is an apocalyptic number.

10206068560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10206068560 is an abundant number, since it is smaller than the sum of its proper divisors (13523041028).

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

10206068560 is a wasteful number, since it uses less digits than its factorization.

10206068560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127575870 (or 127575864 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 10206068560 in words is "ten billion, two hundred six million, sixty-eight thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 127575857 255151714 510303428 637879285 1020606856 1275758570 2041213712 2551517140 5103034280 10206068560