Search a number
-
+
130282765 = 5142318311
BaseRepresentation
bin1111100001111…
…11010100001101
3100002011001100121
413300333110031
5231323022030
620532224541
73141246064
oct760772415
9302131317
10130282765
11675a5408
123776b151
1320cb73c2
14134351db
15b68747a
hex7c3f50d

130282765 has 8 divisors (see below), whose sum is σ = 156457728. Its totient is φ = 104147280.

The previous prime is 130282751. The next prime is 130282783. The reversal of 130282765 is 567282031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130282765 - 29 = 130282253 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 130282765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2041 + ... + 16270.

It is an arithmetic number, because the mean of its divisors is an integer number (19557216).

Almost surely, 2130282765 is an apocalyptic number.

It is an amenable number.

130282765 is a deficient number, since it is larger than the sum of its proper divisors (26174963).

130282765 is a wasteful number, since it uses less digits than its factorization.

130282765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19739.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 130282765 is about 11414.1475809628. The cubic root of 130282765 is about 506.9467256999.

The spelling of 130282765 in words is "one hundred thirty million, two hundred eighty-two thousand, seven hundred sixty-five".

Divisors: 1 5 1423 7115 18311 91555 26056553 130282765