Search a number
-
+
107886137 = 213150627
BaseRepresentation
bin1100110111000…
…11011000111001
321112000011221212
412123203120321
5210104324022
614412212505
72450005562
oct633433071
9245004855
10107886137
11559984a7
123016a135
1319475168
1410485169
1597113e2
hex66e3639

107886137 has 4 divisors (see below), whose sum is σ = 107938896. Its totient is φ = 107833380.

The previous prime is 107886127. The next prime is 107886143. The reversal of 107886137 is 731688701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 731688701 = 2393061459.

It is a cyclic number.

It is not a de Polignac number, because 107886137 - 214 = 107869753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 107886094 and 107886103.

It is not an unprimeable number, because it can be changed into a prime (107886127) 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, 23183 + ... + 27444.

It is an arithmetic number, because the mean of its divisors is an integer number (26984724).

Almost surely, 2107886137 is an apocalyptic number.

It is an amenable number.

107886137 is a deficient number, since it is larger than the sum of its proper divisors (52759).

107886137 is an equidigital number, since it uses as much as digits as its factorization.

107886137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52758.

The product of its (nonzero) digits is 56448, while the sum is 41.

The square root of 107886137 is about 10386.8251646015. The cubic root of 107886137 is about 476.0528991065.

The spelling of 107886137 in words is "one hundred seven million, eight hundred eighty-six thousand, one hundred thirty-seven".

Divisors: 1 2131 50627 107886137