Base | Representation |
---|---|
bin | 10101011110011111… |
… | …100011011100010101 |
3 | 2012112002202211101211 |
4 | 111132133203130111 |
5 | 334211400311141 |
6 | 14332123221421 |
7 | 1444311115615 |
oct | 253637433425 |
9 | 65462684354 |
10 | 23060166421 |
11 | 9863954386 |
12 | 4576977871 |
13 | 2236696ab6 |
14 | 118a8b0a45 |
15 | 8ee746d81 |
hex | 55e7e3715 |
23060166421 has 4 divisors (see below), whose sum is σ = 23141651392. Its totient is φ = 22978681452.
The previous prime is 23060166407. The next prime is 23060166431. The reversal of 23060166421 is 12466106032.
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 a cyclic number.
It is not a de Polignac number, because 23060166421 - 223 = 23051777813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23060166431) 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, 40742061 + ... + 40742626.
It is an arithmetic number, because the mean of its divisors is an integer number (5785412848).
Almost surely, 223060166421 is an apocalyptic number.
It is an amenable number.
23060166421 is a deficient number, since it is larger than the sum of its proper divisors (81484971).
23060166421 is an equidigital number, since it uses as much as digits as its factorization.
23060166421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81484970.
The product of its (nonzero) digits is 10368, while the sum is 31.
The spelling of 23060166421 in words is "twenty-three billion, sixty million, one hundred sixty-six thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.024 sec. • engine limits •