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13002204404 = 22729130312289
BaseRepresentation
bin11000001101111110…
…11110010011110100
31020120010221102100002
430012333132103310
5203112031020104
65550110210432
7640130625320
oct140677362364
936503842302
1013002204404
115572450682
12262a4b3a18
1312c2994197
148b4b80980
1551173a01e
hex306fde4f4

13002204404 has 48 divisors (see below), whose sum is σ = 26923948800. Its totient is φ = 5375655936.

The previous prime is 13002204377. The next prime is 13002204407. The reversal of 13002204404 is 40440220031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13002204407) 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, 1051892 + ... + 1064180.

It is an arithmetic number, because the mean of its divisors is an integer number (560915600).

Almost surely, 213002204404 is an apocalyptic number.

13002204404 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 13002204404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13461974400).

13002204404 is an abundant number, since it is smaller than the sum of its proper divisors (13921744396).

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

13002204404 is a wasteful number, since it uses less digits than its factorization.

13002204404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13632 (or 13630 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 13002204404 its reverse (40440220031), we get a palindrome (53442424435).

The spelling of 13002204404 in words is "thirteen billion, two million, two hundred four thousand, four hundred four".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 1303 2606 5212 9121 12289 18242 24578 36484 37787 49156 75574 86023 151148 172046 264509 344092 356381 529018 712762 1058036 1425524 2494667 4989334 9978668 16012567 32025134 64050268 112087969 224175938 448351876 464364443 928728886 1857457772 3250551101 6501102202 13002204404