Search a number
-
+
12130203001 = 717313288209
BaseRepresentation
bin10110100110000010…
…00011010101111001
31011022101010011021211
423103001003111321
5144320312444001
65323400203121
7606412011220
oct132301032571
934271104254
1012130203001
115165202064
1224264694a1
1311b4121817
14831031cb7
154aedde351
hex2d3043579

12130203001 has 16 divisors (see below), whose sum is σ = 15152071680. Its totient is φ = 9470039040.

The previous prime is 12130202993. The next prime is 12130203017. The reversal of 12130203001 is 10030203121.

It is not a de Polignac number, because 12130203001 - 23 = 12130202993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12130203061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1640416 + ... + 1647793.

It is an arithmetic number, because the mean of its divisors is an integer number (947004480).

Almost surely, 212130203001 is an apocalyptic number.

It is an amenable number.

12130203001 is a deficient number, since it is larger than the sum of its proper divisors (3021868679).

12130203001 is a wasteful number, since it uses less digits than its factorization.

12130203001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3288264.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12130203001 its reverse (10030203121), we get a palindrome (22160406122).

The spelling of 12130203001 in words is "twelve billion, one hundred thirty million, two hundred three thousand, one".

Divisors: 1 7 17 31 119 217 527 3689 3288209 23017463 55899553 101934479 391296871 713541353 1732886143 12130203001