Base | Representation |
---|---|
bin | 10101100010000101… |
… | …010101000000111001 |
3 | 2012200022010000221110 |
4 | 111202011111000321 |
5 | 334322310303231 |
6 | 14342114230533 |
7 | 1445642106165 |
oct | 254205250071 |
9 | 65608100843 |
10 | 23120400441 |
11 | 9894955066 |
12 | 4592b85449 |
13 | 2245cc6428 |
14 | 11948adca5 |
15 | 904b94046 |
hex | 562155039 |
23120400441 has 4 divisors (see below), whose sum is σ = 30827200592. Its totient is φ = 15413600292.
The previous prime is 23120400431. The next prime is 23120400451. The reversal of 23120400441 is 14400402132.
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.
It is an interprime number because it is at equal distance from previous prime (23120400431) and next prime (23120400451).
It is not a de Polignac number, because 23120400441 - 27 = 23120400313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23120400431) 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, 3853400071 + ... + 3853400076.
It is an arithmetic number, because the mean of its divisors is an integer number (7706800148).
Almost surely, 223120400441 is an apocalyptic number.
It is an amenable number.
23120400441 is a deficient number, since it is larger than the sum of its proper divisors (7706800151).
23120400441 is an equidigital number, since it uses as much as digits as its factorization.
23120400441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7706800150.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 23120400441 its reverse (14400402132), we get a palindrome (37520802573).
The spelling of 23120400441 in words is "twenty-three billion, one hundred twenty million, four hundred thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.117 sec. • engine limits •