Search a number
-
+
130551707 = 11132931481
BaseRepresentation
bin1111100100000…
…00111110011011
3100002122201021102
413302000332123
5231410123312
620542102015
73143446136
oct762007633
9302581242
10130551707
1167769480
123787a90b
132107c940
14134a521d
15b6dbec2
hex7c80f9b

130551707 has 16 divisors (see below), whose sum is σ = 158669280. Its totient is φ = 105772800.

The previous prime is 130551677. The next prime is 130551709. The reversal of 130551707 is 707155031.

It is a cyclic number.

It is not a de Polignac number, because 130551707 - 26 = 130551643 is a prime.

It is a super-2 number, since 2×1305517072 = 34087496401227698, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 130551707.

It is not an unprimeable number, because it can be changed into a prime (130551709) 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, 11594 + ... + 19887.

It is an arithmetic number, because the mean of its divisors is an integer number (9916830).

Almost surely, 2130551707 is an apocalyptic number.

130551707 is a deficient number, since it is larger than the sum of its proper divisors (28117573).

130551707 is a wasteful number, since it uses less digits than its factorization.

130551707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31534.

The product of its (nonzero) digits is 3675, while the sum is 29.

The square root of 130551707 is about 11425.9225885703. The cubic root of 130551707 is about 507.2953150649.

The spelling of 130551707 in words is "one hundred thirty million, five hundred fifty-one thousand, seven hundred seven".

Divisors: 1 11 13 29 143 319 377 4147 31481 346291 409253 912949 4501783 10042439 11868337 130551707