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10201505001 = 3109173180331
BaseRepresentation
bin10011000000000111…
…01001110011101001
3222022221221011000120
421200003221303221
5131343041130001
64404141353453
7510542235042
oct114003516351
928287834016
1010201505001
114365535776
121b88568889
13c676807bc
146cac178c9
153ea913236
hex2600e9ce9

10201505001 has 16 divisors (see below), whose sum is σ = 13806217920. Its totient is φ = 6699620160.

The previous prime is 10201504991. The next prime is 10201505009. The reversal of 10201505001 is 10050510201.

It is not a de Polignac number, because 10201505001 - 25 = 10201504969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10201505009) 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, 33595 + ... + 146736.

It is an arithmetic number, because the mean of its divisors is an integer number (862888620).

Almost surely, 210201505001 is an apocalyptic number.

It is an amenable number.

10201505001 is a deficient number, since it is larger than the sum of its proper divisors (3604712919).

10201505001 is a wasteful number, since it uses less digits than its factorization.

10201505001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180616.

The product of its (nonzero) digits is 50, while the sum is 15.

The spelling of 10201505001 in words is "ten billion, two hundred one million, five hundred five thousand, one".

Divisors: 1 3 109 173 327 519 18857 56571 180331 540993 19656079 31197263 58968237 93591789 3400501667 10201505001