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10001500197 = 3131740137619
BaseRepresentation
bin10010101000010001…
…01100100000100101
3221211000120212000020
421110020230200211
5130440341001242
64332234505353
7502563230463
oct112410544045
927730525006
1010001500197
11427264a147
121b31595259
13c350c4270
146ac433833
153d80a76ec
hex25422c825

10001500197 has 32 divisors (see below), whose sum is σ = 15244225920. Its totient is φ = 5778124800.

The previous prime is 10001500183. The next prime is 10001500199. The reversal of 10001500197 is 79100510001.

It is not a de Polignac number, because 10001500197 - 24 = 10001500181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001500199) 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, 247054 + ... + 284672.

It is an arithmetic number, because the mean of its divisors is an integer number (476382060).

Almost surely, 210001500197 is an apocalyptic number.

10001500197 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10001500197 is a deficient number, since it is larger than the sum of its proper divisors (5242725723).

10001500197 is a wasteful number, since it uses less digits than its factorization.

10001500197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38053.

The product of its (nonzero) digits is 315, while the sum is 24.

The spelling of 10001500197 in words is "ten billion, one million, five hundred thousand, one hundred ninety-seven".

Divisors: 1 3 13 17 39 51 221 401 663 1203 5213 6817 15639 20451 37619 88621 112857 265863 489047 639523 1467141 1918569 8313799 15085219 24941397 45255657 196107847 256448723 588323541 769346169 3333833399 10001500197