Search a number
-
+
12451012607 = 1119149487821
BaseRepresentation
bin10111001100010001…
…10101111111111111
31012010201202222100002
423212020311333333
5200444424400412
65415300224515
7620355601205
oct134610657777
935121688302
1012451012607
11530a2aa070
1224b599b13b
1312357273a7
148618a1075
154cd15ddc2
hex2e6235fff

12451012607 has 32 divisors (see below), whose sum is σ = 14440896000. Its totient is φ = 10616572800.

The previous prime is 12451012601. The next prime is 12451012631. The reversal of 12451012607 is 70621015421.

It is a cyclic number.

It is not a de Polignac number, because 12451012607 - 26 = 12451012543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12451012607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12451012601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15165257 + ... + 15166077.

It is an arithmetic number, because the mean of its divisors is an integer number (451278000).

Almost surely, 212451012607 is an apocalyptic number.

12451012607 is a deficient number, since it is larger than the sum of its proper divisors (1989883393).

12451012607 is a wasteful number, since it uses less digits than its factorization.

12451012607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487.

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 12451012607 in words is "twelve billion, four hundred fifty-one million, twelve thousand, six hundred seven".

Divisors: 1 11 19 149 209 487 821 1639 2831 5357 9031 9253 15599 31141 72563 101783 122329 171589 399827 798193 1345619 1378697 2324251 4398097 7596713 15165667 25566761 59574223 83563843 655316453 1131910237 12451012607