Base | Representation |
---|---|
bin | 1100011110111… |
… | …11001100011111 |
3 | 21022001111021012 |
4 | 12033133030133 |
5 | 203302120411 |
6 | 14220325435 |
7 | 2411063354 |
oct | 617371437 |
9 | 238044235 |
10 | 104723231 |
11 | 54128128 |
12 | 2b0a387b |
13 | 18908612 |
14 | dca062b |
15 | 92d918b |
hex | 63df31f |
104723231 has 4 divisors (see below), whose sum is σ = 110235000. Its totient is φ = 99211464.
The previous prime is 104723197. The next prime is 104723233. The reversal of 104723231 is 132327401.
It is a semiprime because it is the product of two primes.
It is a de Polignac number, because none of the positive numbers 2k-104723231 is a prime.
It is a super-2 number, since 2×1047232312 = 21933910222158722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 104723197 and 104723206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104723233) 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, 2755856 + ... + 2755893.
It is an arithmetic number, because the mean of its divisors is an integer number (27558750).
Almost surely, 2104723231 is an apocalyptic number.
104723231 is a deficient number, since it is larger than the sum of its proper divisors (5511769).
104723231 is an equidigital number, since it uses as much as digits as its factorization.
104723231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5511768.
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 104723231 is about 10233.4369104422. The cubic root of 104723231 is about 471.3545217244.
The spelling of 104723231 in words is "one hundred four million, seven hundred twenty-three thousand, two hundred thirty-one".
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