Search a number
-
+
106256231 = 181587051
BaseRepresentation
bin1100101010101…
…01011101100111
321101221101010222
412111111131213
5204200144411
614313234555
72430106634
oct625253547
9241841128
10106256231
1154a84974
122b702a5b
1319024313
141017d18b
1594dd4db
hex6555767

106256231 has 4 divisors (see below), whose sum is σ = 106843464. Its totient is φ = 105669000.

The previous prime is 106256219. The next prime is 106256263. The reversal of 106256231 is 132652601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 106256231 - 26 = 106256167 is a prime.

It is a super-2 number, since 2×1062562312 = 22580773252650722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106256231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106256291) 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, 293345 + ... + 293706.

It is an arithmetic number, because the mean of its divisors is an integer number (26710866).

Almost surely, 2106256231 is an apocalyptic number.

106256231 is a deficient number, since it is larger than the sum of its proper divisors (587233).

106256231 is an equidigital number, since it uses as much as digits as its factorization.

106256231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587232.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 106256231 is about 10308.0663075089. The cubic root of 106256231 is about 473.6433771232.

The spelling of 106256231 in words is "one hundred six million, two hundred fifty-six thousand, two hundred thirty-one".

Divisors: 1 181 587051 106256231