Base | Representation |
---|---|
bin | 101101011110… |
… | …111001011110 |
3 | 211102202100000 |
4 | 231132321132 |
5 | 11023014123 |
6 | 1103315130 |
7 | 203226021 |
oct | 55367136 |
9 | 24382300 |
10 | 11923038 |
11 | 6803a56 |
12 | 3babaa6 |
13 | 2615c6a |
14 | 18251b8 |
15 | 10a7b43 |
hex | b5ee5e |
11923038 has 24 divisors (see below), whose sum is σ = 26791128. Its totient is φ = 3974184.
The previous prime is 11923019. The next prime is 11923057. The reversal of 11923038 is 83032911.
It is an interprime number because it is at equal distance from previous prime (11923019) and next prime (11923057).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11781 + ... + 12752.
It is an arithmetic number, because the mean of its divisors is an integer number (1116297).
Almost surely, 211923038 is an apocalyptic number.
11923038 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
11923038 is an abundant number, since it is smaller than the sum of its proper divisors (14868090).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11923038 is an equidigital number, since it uses as much as digits as its factorization.
11923038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24550 (or 24538 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 11923038 is about 3452.9752388339. The cubic root of 11923038 is about 228.4523567688.
Adding to 11923038 its reverse (83032911), we get a palindrome (94955949).
The spelling of 11923038 in words is "eleven million, nine hundred twenty-three thousand, thirty-eight".
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