Search a number
-
+
12472204171 = 72534802543
BaseRepresentation
bin10111001110110011…
…01011101110001011
31012012012122121200211
423213121223232023
5201020341013141
65421334341551
7621033662200
oct134731535613
935165577624
1012472204171
115320263659
122500aba8b7
131239c36c8b
14864619ca7
154cee47d81
hex2e766bb8b

12472204171 has 12 divisors (see below), whose sum is σ = 14782230432. Its totient is φ = 10488751728.

The previous prime is 12472204153. The next prime is 12472204189. The reversal of 12472204171 is 17140227421.

It is an interprime number because it is at equal distance from previous prime (12472204153) and next prime (12472204189).

It is not a de Polignac number, because 12472204171 - 29 = 12472203659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12472204471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2398675 + ... + 2403868.

It is an arithmetic number, because the mean of its divisors is an integer number (1231852536).

Almost surely, 212472204171 is an apocalyptic number.

12472204171 is a deficient number, since it is larger than the sum of its proper divisors (2310026261).

12472204171 is an equidigital number, since it uses as much as digits as its factorization.

12472204171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4802610 (or 4802603 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 31.

The spelling of 12472204171 in words is "twelve billion, four hundred seventy-two million, two hundred four thousand, one hundred seventy-one".

Divisors: 1 7 49 53 371 2597 4802543 33617801 235324607 254534779 1781743453 12472204171