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13280753384 = 234889339557
BaseRepresentation
bin11000101111001100…
…00011011011101000
31021021120002011200222
430113212003123220
5204144333102014
610033500345212
7650052353423
oct142746033350
937246064628
1013280753384
1156a5703648
1226a7845208
1313385c1272
148ddb6c9ba
1552ae0d08e
hex3179836e8

13280753384 has 16 divisors (see below), whose sum is σ = 24906579300. Its totient is φ = 6638998912.

The previous prime is 13280753371. The next prime is 13280753393. The reversal of 13280753384 is 48335708231.

13280753384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13273344100 + 7409284 = 115210^2 + 2722^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130667 + ... + 208890.

Almost surely, 213280753384 is an apocalyptic number.

It is an amenable number.

13280753384 is a deficient number, since it is larger than the sum of its proper divisors (11625825916).

13280753384 is a wasteful number, since it uses less digits than its factorization.

13280753384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344452 (or 344448 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 13280753384 in words is "thirteen billion, two hundred eighty million, seven hundred fifty-three thousand, three hundred eighty-four".

Divisors: 1 2 4 8 4889 9778 19556 39112 339557 679114 1358228 2716456 1660094173 3320188346 6640376692 13280753384