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12471007630 = 251247100763
BaseRepresentation
bin10111001110101010…
…00111100110001110
31012012010101211100111
423213111013212032
5201020034221010
65421252550234
7621020546554
oct134725074616
935163354314
1012471007630
11531a616684
12250062237a
131239908473
148643c7bd4
154cecad58a
hex2e754798e

12471007630 has 8 divisors (see below), whose sum is σ = 22447813752. Its totient is φ = 4988403048.

The previous prime is 12471007621. The next prime is 12471007651. The reversal of 12471007630 is 3670017421.

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

It is a junction number, because it is equal to n+sod(n) for n = 12471007592 and 12471007601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623550372 + ... + 623550391.

It is an arithmetic number, because the mean of its divisors is an integer number (2805976719).

Almost surely, 212471007630 is an apocalyptic number.

12471007630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12471007630 is a deficient number, since it is larger than the sum of its proper divisors (9976806122).

12471007630 is a wasteful number, since it uses less digits than its factorization.

12471007630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1247100770.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 12471007630 in words is "twelve billion, four hundred seventy-one million, seven thousand, six hundred thirty".

Divisors: 1 2 5 10 1247100763 2494201526 6235503815 12471007630