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10000122198 = 2311213774273
BaseRepresentation
bin10010101000000110…
…11100000101010110
3221210220222211202020
421110003130011112
5130440012402243
64332145154010
7502545431133
oct112403340526
927726884666
1010000122198
114271898900
121b3102b906
13c34a30c91
146ac19558a
153d7dd4283
hex2540dc156

10000122198 has 24 divisors (see below), whose sum is σ = 21983741304. Its totient is φ = 3030339840.

The previous prime is 10000122191. The next prime is 10000122217. The reversal of 10000122198 is 89122100001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000122191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6886411 + ... + 6887862.

It is an arithmetic number, because the mean of its divisors is an integer number (915989221).

Almost surely, 210000122198 is an apocalyptic number.

10000122198 is an abundant number, since it is smaller than the sum of its proper divisors (11983619106).

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

10000122198 is a wasteful number, since it uses less digits than its factorization.

10000122198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13774300 (or 13774289 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 24.

Adding to 10000122198 its reverse (89122100001), we get a palindrome (99122222199).

The spelling of 10000122198 in words is "ten billion, one hundred twenty-two thousand, one hundred ninety-eight".

Divisors: 1 2 3 6 11 22 33 66 121 242 363 726 13774273 27548546 41322819 82645638 151517003 303034006 454551009 909102018 1666687033 3333374066 5000061099 10000122198