Base | Representation |
---|---|
bin | 10101101101000011… |
… | …011000100100111000 |
3 | 2020011010102012220212 |
4 | 111231003120210320 |
5 | 340211414040440 |
6 | 14412251010252 |
7 | 1453335321053 |
oct | 255503304470 |
9 | 66133365825 |
10 | 23304440120 |
11 | 9979826875 |
12 | 4624739988 |
13 | 2275182c50 |
14 | 11b10d9a9a |
15 | 915de9465 |
hex | 56d0d8938 |
23304440120 has 128 divisors (see below), whose sum is σ = 60055732800. Its totient is φ = 8067465216.
The previous prime is 23304440119. The next prime is 23304440129. The reversal of 23304440120 is 2104440332.
It is a super-2 number, since 2×233044401202 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23304440129) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 946202 + ... + 970518.
Almost surely, 223304440120 is an apocalyptic number.
23304440120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23304440120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30027866400).
23304440120 is an abundant number, since it is smaller than the sum of its proper divisors (36751292680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23304440120 is a wasteful number, since it uses less digits than its factorization.
23304440120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24457 (or 24453 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 23304440120 its reverse (2104440332), we get a palindrome (25408880452).
The spelling of 23304440120 in words is "twenty-three billion, three hundred four million, four hundred forty thousand, one hundred twenty".
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