Base | Representation |
---|---|
bin | 10101100010111010… |
… | …110110001101001111 |
3 | 2012201021111210220220 |
4 | 111202322312031033 |
5 | 334334403230111 |
6 | 14343335042423 |
7 | 1446202260606 |
oct | 254272661517 |
9 | 65637453826 |
10 | 23134430031 |
11 | 98a1867769 |
12 | 4597810413 |
13 | 2248b9916b |
14 | 11966c2a3d |
15 | 906015e06 |
hex | 562eb634f |
23134430031 has 8 divisors (see below), whose sum is σ = 31598246064. Its totient is φ = 15046783680.
The previous prime is 23134430029. The next prime is 23134430041. The reversal of 23134430031 is 13003443132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 23134430031 - 21 = 23134430029 is a prime.
It is a super-2 number, since 2×231344300312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23134429983 and 23134430010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23134430041) 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, 94042276 + ... + 94042521.
It is an arithmetic number, because the mean of its divisors is an integer number (3949780758).
Almost surely, 223134430031 is an apocalyptic number.
23134430031 is a deficient number, since it is larger than the sum of its proper divisors (8463816033).
23134430031 is a wasteful number, since it uses less digits than its factorization.
23134430031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188084841.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 23134430031 its reverse (13003443132), we get a palindrome (36137873163).
It can be divided in two parts, 2313 and 4430031, that added together give a palindrome (4432344).
The spelling of 23134430031 in words is "twenty-three billion, one hundred thirty-four million, four hundred thirty thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •