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13789996400 = 245234474991
BaseRepresentation
bin11001101011111001…
…01010010101110000
31022121001022101210102
430311330222111300
5211220214341100
610200211251532
7665505015065
oct146574522560
938531271712
1013789996400
115937103444
12280a2a9ba8
1313b9c614ab
1494b64cc6c
1555a99ecd5
hex335f2a570

13789996400 has 30 divisors (see below), whose sum is σ = 33130467312. Its totient is φ = 5515998400.

The previous prime is 13789996399. The next prime is 13789996411. The reversal of 13789996400 is 469998731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17237096 + ... + 17237895.

Almost surely, 213789996400 is an apocalyptic number.

13789996400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13789996400 is an abundant number, since it is smaller than the sum of its proper divisors (19340470912).

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

13789996400 is a wasteful number, since it uses less digits than its factorization.

13789996400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34475009 (or 34474998 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 56.

The spelling of 13789996400 in words is "thirteen billion, seven hundred eighty-nine million, nine hundred ninety-six thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 34474991 68949982 137899964 172374955 275799928 344749910 551599856 689499820 861874775 1378999640 1723749550 2757999280 3447499100 6894998200 13789996400