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2015106204 = 223678330197
BaseRepresentation
bin111100000011100…
…0001010010011100
312012102210000001010
41320013001102130
513111331344304
6531542415220
7100636056126
oct17007012234
95172700033
102015106204
11944525131
12482a31510
13261636147
141518ac216
15bbd98789
hex781c149c

2015106204 has 48 divisors (see below), whose sum is σ = 4829747328. Its totient is φ = 653683008.

The previous prime is 2015106187. The next prime is 2015106239. The reversal of 2015106204 is 4026015102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51634 + ... + 81830.

It is an arithmetic number, because the mean of its divisors is an integer number (100619736).

Almost surely, 22015106204 is an apocalyptic number.

It is an amenable number.

2015106204 is an abundant number, since it is smaller than the sum of its proper divisors (2814641124).

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

2015106204 is a wasteful number, since it uses less digits than its factorization.

2015106204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30354 (or 30352 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2015106204 is about 44889.9343283102. The cubic root of 2015106204 is about 1263.0852008981.

The spelling of 2015106204 in words is "two billion, fifteen million, one hundred six thousand, two hundred four".

Divisors: 1 2 3 4 6 12 67 83 134 166 201 249 268 332 402 498 804 996 5561 11122 16683 22244 30197 33366 60394 66732 90591 120788 181182 362364 2023199 2506351 4046398 5012702 6069597 7519053 8092796 10025404 12139194 15038106 24278388 30076212 167925517 335851034 503776551 671702068 1007553102 2015106204