Base | Representation |
---|---|
bin | 10010110110110000… |
… | …01110100100110001 |
3 | 222010111020022102020 |
4 | 21123120032210301 |
5 | 131212442344101 |
6 | 4352255142053 |
7 | 505600120455 |
oct | 113330164461 |
9 | 28114208366 |
10 | 10123012401 |
11 | 43251a4057 |
12 | 1b66214929 |
13 | c5432a588 |
14 | 6c0624665 |
15 | 3e3aab136 |
hex | 25b60e931 |
10123012401 has 4 divisors (see below), whose sum is σ = 13497349872. Its totient is φ = 6748674932.
The previous prime is 10123012387. The next prime is 10123012409. The reversal of 10123012401 is 10421032101.
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 10123012401 - 213 = 10123004209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10123012409) 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, 1687168731 + ... + 1687168736.
It is an arithmetic number, because the mean of its divisors is an integer number (3374337468).
Almost surely, 210123012401 is an apocalyptic number.
It is an amenable number.
10123012401 is a deficient number, since it is larger than the sum of its proper divisors (3374337471).
10123012401 is an equidigital number, since it uses as much as digits as its factorization.
10123012401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3374337470.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 10123012401 its reverse (10421032101), we get a palindrome (20544044502).
The spelling of 10123012401 in words is "ten billion, one hundred twenty-three million, twelve thousand, four hundred one".
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