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12470746013 = 112803404461
BaseRepresentation
bin10111001110101000…
…00111101110011101
31012012002220112110222
423213110013232131
5201020002333023
65421243211125
7621015410045
oct134724075635
935162815428
1012470746013
11531a458070
122500516aa5
13123984636b
1486435a725
154cec5acc8
hex2e7507b9d

12470746013 has 8 divisors (see below), whose sum is σ = 13609337376. Its totient is φ = 11332969200.

The previous prime is 12470746003. The next prime is 12470746021. The reversal of 12470746013 is 31064707421.

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

It is a cyclic number.

It is not a de Polignac number, because 12470746013 - 28 = 12470745757 is a prime.

It is a super-2 number, since 2×124707460132 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12470746003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171398 + ... + 233063.

It is an arithmetic number, because the mean of its divisors is an integer number (1701167172).

Almost surely, 212470746013 is an apocalyptic number.

It is an amenable number.

12470746013 is a deficient number, since it is larger than the sum of its proper divisors (1138591363).

12470746013 is a wasteful number, since it uses less digits than its factorization.

12470746013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407275.

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 12470746013 in words is "twelve billion, four hundred seventy million, seven hundred forty-six thousand, thirteen".

Divisors: 1 11 2803 30833 404461 4449071 1133704183 12470746013