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12619900630 = 251261990063
BaseRepresentation
bin10111100000011010…
…00110011011010110
31012120111120101011001
423300031012123112
5201321143310010
65444132133514
7624506246131
oct136015063326
935514511131
1012619900630
115396672147
12254246729a
13126170a52c
1487a0a5218
154dcdbec3a
hex2f03466d6

12619900630 has 8 divisors (see below), whose sum is σ = 22715821152. Its totient is φ = 5047960248.

The previous prime is 12619900607. The next prime is 12619900663. The reversal of 12619900630 is 3600991621.

12619900630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×126199006302 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12619900630.

It is a congruent number.

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, 630995022 + ... + 630995041.

It is an arithmetic number, because the mean of its divisors is an integer number (2839477644).

Almost surely, 212619900630 is an apocalyptic number.

12619900630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12619900630 is a deficient number, since it is larger than the sum of its proper divisors (10095920522).

12619900630 is a wasteful number, since it uses less digits than its factorization.

12619900630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261990070.

The product of its (nonzero) digits is 17496, while the sum is 37.

The spelling of 12619900630 in words is "twelve billion, six hundred nineteen million, nine hundred thousand, six hundred thirty".

Divisors: 1 2 5 10 1261990063 2523980126 6309950315 12619900630