Search a number
-
+
130867679 is a prime number
BaseRepresentation
bin1111100110011…
…10000111011111
3100010020202201002
413303032013133
5232000231204
620552540515
73146233265
oct763160737
9303222632
10130867679
1167964908
12379b173b
13211606c7
1413548435
15b75091e
hex7cce1df

130867679 has 2 divisors, whose sum is σ = 130867680. Its totient is φ = 130867678.

The previous prime is 130867669. The next prime is 130867721. The reversal of 130867679 is 976768031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130867679 - 224 = 114090463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130867609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65433839 + 65433840.

It is an arithmetic number, because the mean of its divisors is an integer number (65433840).

Almost surely, 2130867679 is an apocalyptic number.

130867679 is a deficient number, since it is larger than the sum of its proper divisors (1).

130867679 is an equidigital number, since it uses as much as digits as its factorization.

130867679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 130867679 is about 11439.7412121079. The cubic root of 130867679 is about 507.7042513042.

The spelling of 130867679 in words is "one hundred thirty million, eight hundred sixty-seven thousand, six hundred seventy-nine".