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13000002204 = 22371712977019
BaseRepresentation
bin11000001101101110…
…00100101010011100
31020112222210112111010
430012313010222130
5203111000032304
65545551055220
7640103124030
oct140667045234
936488715433
1013000002204
115571187082
122629811510
1312c23a29c7
148b476a1c0
15511452789
hex306dc4a9c

13000002204 has 96 divisors (see below), whose sum is σ = 36739422720. Its totient is φ = 3492605952.

The previous prime is 13000002203. The next prime is 13000002227. The reversal of 13000002204 is 40220000031.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 13000002204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13000002203) 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, 1848607 + ... + 1855625.

It is an arithmetic number, because the mean of its divisors is an integer number (382702320).

Almost surely, 213000002204 is an apocalyptic number.

13000002204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13000002204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18369711360).

13000002204 is an abundant number, since it is smaller than the sum of its proper divisors (23739420516).

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

13000002204 is a wasteful number, since it uses less digits than its factorization.

13000002204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8347 (or 8345 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 13000002204 its reverse (40220000031), we get a palindrome (53220002235).

The spelling of 13000002204 in words is "thirteen billion, two thousand, two hundred four".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 357 476 714 1297 1428 2594 3891 5188 7019 7782 9079 14038 15564 18158 21057 22049 27237 28076 36316 42114 44098 49133 54474 66147 84228 88196 98266 108948 119323 132294 147399 154343 196532 238646 264588 294798 308686 357969 463029 477292 589596 617372 715938 835261 926058 1431876 1670522 1852116 2505783 3341044 5011566 9103643 10023132 18207286 27310929 36414572 54621858 63725501 109243716 127451002 154761931 191176503 254902004 309523862 382353006 464285793 619047724 764706012 928571586 1083333517 1857143172 2166667034 3250000551 4333334068 6500001102 13000002204