Search a number
-
+
160012979945 = 5713443793853
BaseRepresentation
bin1001010100000110000…
…1000100111011101001
3120022000120122121010122
42111001201010323221
510110201310324240
6201301533253025
714363161613420
oct2250141047351
9508016577118
10160012979945
1161952179195
1227018034175
1312120b62970
147a5d5322b7
154267ba34b5
hex2541844ee9

160012979945 has 32 divisors (see below), whose sum is σ = 236860630272. Its totient is φ = 101054184192.

The previous prime is 160012979891. The next prime is 160012979947. The reversal of 160012979945 is 549979210061.

It is not a de Polignac number, because 160012979945 - 222 = 160008785641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160012979947) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195362 + ... + 598491.

It is an arithmetic number, because the mean of its divisors is an integer number (7401894696).

Almost surely, 2160012979945 is an apocalyptic number.

It is an amenable number.

160012979945 is a deficient number, since it is larger than the sum of its proper divisors (76847650327).

160012979945 is a wasteful number, since it uses less digits than its factorization.

160012979945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794321.

The product of its (nonzero) digits is 1224720, while the sum is 53.

The spelling of 160012979945 in words is "one hundred sixty billion, twelve million, nine hundred seventy-nine thousand, nine hundred forty-five".

Divisors: 1 5 7 13 35 65 91 443 455 2215 3101 5759 15505 28795 40313 201565 793853 3969265 5556971 10320089 27784855 51600445 72240623 351676879 361203115 1758384395 2461738153 4571799427 12308690765 22858997135 32002595989 160012979945