Search a number
-
+
130379697 = 3272069519
BaseRepresentation
bin1111100010101…
…10111110110001
3100002022222022200
413301112332301
5231334122242
620534253413
73142131510
oct761267661
9302288280
10130379697
1167661218
12377b7269
132101c566
141345c677
15b6a604c
hex7c56fb1

130379697 has 12 divisors (see below), whose sum is σ = 215230080. Its totient is φ = 74502648.

The previous prime is 130379677. The next prime is 130379699. The reversal of 130379697 is 796973031.

It is not a de Polignac number, because 130379697 - 216 = 130314161 is a prime.

It is a super-3 number, since 3×1303796973 (a number of 25 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (130379699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1034697 + ... + 1034822.

It is an arithmetic number, because the mean of its divisors is an integer number (17935840).

Almost surely, 2130379697 is an apocalyptic number.

It is an amenable number.

130379697 is a deficient number, since it is larger than the sum of its proper divisors (84850383).

130379697 is a wasteful number, since it uses less digits than its factorization.

130379697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2069532 (or 2069529 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 45.

The square root of 130379697 is about 11418.3929254515. The cubic root of 130379697 is about 507.0724194254.

The spelling of 130379697 in words is "one hundred thirty million, three hundred seventy-nine thousand, six hundred ninety-seven".

Divisors: 1 3 7 9 21 63 2069519 6208557 14486633 18625671 43459899 130379697