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12403013024 = 2573272733
BaseRepresentation
bin10111000110100011…
…01111010110100000
31012000101110100021202
423203101233112200
5200400132404044
65410423340332
7616233604553
oct134321572640
935011410252
1012403013024
1152951a5296
1224a18b16a8
1312287bc67c
1485936869a
154c8d2bc4e
hex2e346f5a0

12403013024 has 36 divisors (see below), whose sum is σ = 24757853526. Its totient is φ = 6116470272.

The previous prime is 12403012967. The next prime is 12403013089. The reversal of 12403013024 is 42031030421.

12403013024 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 3 ways, for example, as 12336100624 + 66912400 = 111068^2 + 8180^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12403012987 and 12403013005.

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 5 ways as a sum of consecutive naturals, for example, 134162 + ... + 206894.

Almost surely, 212403013024 is an apocalyptic number.

It is an amenable number.

12403013024 is a deficient number, since it is larger than the sum of its proper divisors (12354840502).

12403013024 is an frugal number, since it uses more digits than its factorization.

12403013024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72889 (or 72808 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12403013024 its reverse (42031030421), we get a palindrome (54434043445).

The spelling of 12403013024 in words is "twelve billion, four hundred three million, thirteen thousand, twenty-four".

Divisors: 1 2 4 8 16 32 73 146 292 584 1168 2336 5329 10658 21316 42632 72733 85264 145466 170528 290932 581864 1163728 2327456 5309509 10619018 21238036 42476072 84952144 169904288 387594157 775188314 1550376628 3100753256 6201506512 12403013024