Base | Representation |
---|---|
bin | 101000100001… |
… | …001111100011 |
3 | 201222122112120 |
4 | 220201033203 |
5 | 10204400143 |
6 | 1015355323 |
7 | 156166464 |
oct | 50411743 |
9 | 21878476 |
10 | 10621923 |
11 | 5aa5454 |
12 | 3682b43 |
13 | 227b980 |
14 | 15a6d6b |
15 | dec383 |
hex | a213e3 |
10621923 has 32 divisors (see below), whose sum is σ = 16623936. Its totient is φ = 5971968.
The previous prime is 10621913. The next prime is 10621927. The reversal of 10621923 is 32912601.
It is not a de Polignac number, because 10621923 - 29 = 10621411 is a prime.
It is a super-2 number, since 2×106219232 = 225650496435858, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10621893 and 10621902.
It is not an unprimeable number, because it can be changed into a prime (10621927) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24315 + ... + 24747.
It is an arithmetic number, because the mean of its divisors is an integer number (519498).
Almost surely, 210621923 is an apocalyptic number.
10621923 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
10621923 is a deficient number, since it is larger than the sum of its proper divisors (6002013).
10621923 is a wasteful number, since it uses less digits than its factorization.
10621923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 503.
The product of its (nonzero) digits is 648, while the sum is 24.
The square root of 10621923 is about 3259.1291781701. The cubic root of 10621923 is about 219.8202595277.
The spelling of 10621923 in words is "ten million, six hundred twenty-one thousand, nine hundred twenty-three".
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