Search a number
-
+
130814971465 = 5232943191009
BaseRepresentation
bin111100111010100101…
…1100000111001001001
3110111122201110002022011
41321311023200321021
54120402113041330
6140032350455521
712310500624313
oct1716513407111
9414581402264
10130814971465
1150529706272
12214298045a1
13c44999a079
14648d8107b3
15360969682a
hex1e752e0e49

130814971465 has 32 divisors (see below), whose sum is σ = 169846502400. Its totient is φ = 96424796160.

The previous prime is 130814971439. The next prime is 130814971471. The reversal of 130814971465 is 564179418031.

It is a de Polignac number, because none of the positive numbers 2k-130814971465 is a prime.

It is a super-2 number, since 2×1308149714652 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1391881 + ... + 1482889.

It is an arithmetic number, because the mean of its divisors is an integer number (5307703200).

Almost surely, 2130814971465 is an apocalyptic number.

It is an amenable number.

130814971465 is a deficient number, since it is larger than the sum of its proper divisors (39031530935).

130814971465 is a wasteful number, since it uses less digits than its factorization.

130814971465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91497.

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 130814971465 in words is "one hundred thirty billion, eight hundred fourteen million, nine hundred seventy-one thousand, four hundred sixty-five".

Divisors: 1 5 23 29 115 145 431 667 2155 3335 9913 12499 49565 62495 91009 287477 455045 1437385 2093207 2639261 10466035 13196305 39224879 60703003 196124395 303515015 902172217 1137521491 4510861085 5687607455 26162994293 130814971465