Search a number
-
+
15114795993 = 331150891569
BaseRepresentation
bin11100001001110100…
…10111101111011001
31110000101011012012000
432010322113233121
5221423341432433
610535454311213
71043362434423
oct160472275731
943011135160
1015114795993
1164569a9a40
122b19ab8509
13156b57038b
14a35587813
155d6e3d113
hex384e97bd9

15114795993 has 16 divisors (see below), whose sum is σ = 24427953600. Its totient is φ = 9160482240.

The previous prime is 15114795973. The next prime is 15114796009. The reversal of 15114795993 is 39959741151.

15114795993 is a `hidden beast` number, since 1 + 5 + 1 + 1 + 47 + 9 + 599 + 3 = 666.

It is not a de Polignac number, because 15114795993 - 25 = 15114795961 is a prime.

It is a Smith number, since the sum of its digits (54) 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 (15114795973) 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, 25445488 + ... + 25446081.

It is an arithmetic number, because the mean of its divisors is an integer number (1526747100).

Almost surely, 215114795993 is an apocalyptic number.

It is an amenable number.

15114795993 is a deficient number, since it is larger than the sum of its proper divisors (9313157607).

15114795993 is a wasteful number, since it uses less digits than its factorization.

15114795993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50891589 (or 50891583 counting only the distinct ones).

The product of its digits is 1530900, while the sum is 54.

The spelling of 15114795993 in words is "fifteen billion, one hundred fourteen million, seven hundred ninety-five thousand, nine hundred ninety-three".

Divisors: 1 3 9 11 27 33 99 297 50891569 152674707 458024121 559807259 1374072363 1679421777 5038265331 15114795993