Search a number
-
+
93112046605 = 518622409321
BaseRepresentation
bin101011010110111101…
…0010001010000001101
322220100010202001111201
41112231322101100031
53011143140442410
6110435230145501
76504255223504
oct1265572212015
9286303661451
1093112046605
1136541360836
1216067052291
138a1b7a7586
14471434d83b
15264e6a483a
hex15ade9140d

93112046605 has 4 divisors (see below), whose sum is σ = 111734455932. Its totient is φ = 74489637280.

The previous prime is 93112046603. The next prime is 93112046623. The reversal of 93112046605 is 50664021139.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50664021139 = 181279911719.

It can be written as a sum of positive squares in 2 ways, for example, as 61994028196 + 31118018409 = 248986^2 + 176403^2 .

It is not a de Polignac number, because 93112046605 - 21 = 93112046603 is a prime.

It is a super-3 number, since 3×931120466053 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93112046603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9311204656 + ... + 9311204665.

It is an arithmetic number, because the mean of its divisors is an integer number (27933613983).

Almost surely, 293112046605 is an apocalyptic number.

It is an amenable number.

93112046605 is a deficient number, since it is larger than the sum of its proper divisors (18622409327).

93112046605 is a wasteful number, since it uses less digits than its factorization.

93112046605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18622409326.

The product of its (nonzero) digits is 38880, while the sum is 37.

The spelling of 93112046605 in words is "ninety-three billion, one hundred twelve million, forty-six thousand, six hundred five".

Divisors: 1 5 18622409321 93112046605