Search a number
-
+
107858087849 = 320336719173
BaseRepresentation
bin110010001110011010…
…1111100111110101001
3101022101211000120021102
41210130311330332221
53231343132302344
6121314353051145
710535552422421
oct1443465747651
9338354016242
10107858087849
1141819095886
1218aa1556ab5
13a22b826075
145312947481
152c14051e4e
hex191cd7cfa9

107858087849 has 8 divisors (see below), whose sum is σ = 107932917312. Its totient is φ = 107783290480.

The previous prime is 107858087837. The next prime is 107858087879. The reversal of 107858087849 is 948780858701.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 107858087849 - 28 = 107858087593 is a prime.

It is a super-2 number, since 2×1078580878492 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107858087809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11753627 + ... + 11762799.

It is an arithmetic number, because the mean of its divisors is an integer number (13491614664).

Almost surely, 2107858087849 is an apocalyptic number.

It is an amenable number.

107858087849 is a deficient number, since it is larger than the sum of its proper divisors (74829463).

107858087849 is an equidigital number, since it uses as much as digits as its factorization.

107858087849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16047.

The product of its (nonzero) digits is 36126720, while the sum is 65.

The spelling of 107858087849 in words is "one hundred seven billion, eight hundred fifty-eight million, eighty-seven thousand, eight hundred forty-nine".

Divisors: 1 3203 3671 9173 11758213 29381119 33674083 107858087849