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107023 = 715289
BaseRepresentation
bin11010001000001111
312102210211
4122020033
511411043
62143251
7624010
oct321017
9172724
10107023
1173454
1251b27
1339937
142b007
1521a9d
hex1a20f

107023 has 4 divisors (see below), whose sum is σ = 122320. Its totient is φ = 91728.

The previous prime is 107021. The next prime is 107033. The reversal of 107023 is 320701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320701 = 1916879.

It is not a de Polignac number, because 107023 - 21 = 107021 is a prime.

It is a super-2 number, since 2×1070232 = 22907845058, which contains 22 as substring.

It is a Duffinian number.

107023 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 106994 and 107012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107021) 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, 7638 + ... + 7651.

It is an arithmetic number, because the mean of its divisors is an integer number (30580).

2107023 is an apocalyptic number.

107023 is a deficient number, since it is larger than the sum of its proper divisors (15297).

107023 is an equidigital number, since it uses as much as digits as its factorization.

107023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15296.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 107023 is about 327.1436993127. The cubic root of 107023 is about 47.4779953480.

Adding to 107023 its reverse (320701), we get a palindrome (427724).

The spelling of 107023 in words is "one hundred seven thousand, twenty-three", and thus it is an iban number.

Divisors: 1 7 15289 107023