Base | Representation |
---|---|
bin | 111001011110010101… |
… | …0110110001111100000 |
3 | 102210120122211211121202 |
4 | 1302330222312033200 |
5 | 4010233123324440 |
6 | 132411141540332 |
7 | 11626400241302 |
oct | 1627452661740 |
9 | 383518754552 |
10 | 123424433120 |
11 | 4838696943a |
12 | 1bb067146a8 |
13 | b83c7b6361 |
14 | 5d8c073972 |
15 | 3325937615 |
hex | 1cbcab63e0 |
123424433120 has 48 divisors (see below), whose sum is σ = 292972247568. Its totient is φ = 49135779840.
The previous prime is 123424433113. The next prime is 123424433131. The reversal of 123424433120 is 21334424321.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1794209 + ... + 1861728.
It is an arithmetic number, because the mean of its divisors is an integer number (6103588491).
Almost surely, 2123424433120 is an apocalyptic number.
123424433120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123424433120 is an abundant number, since it is smaller than the sum of its proper divisors (169547814448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123424433120 is a wasteful number, since it uses less digits than its factorization.
123424433120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3656163 (or 3656155 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 29.
Adding to 123424433120 its reverse (21334424321), we get a palindrome (144758857441).
The spelling of 123424433120 in words is "one hundred twenty-three billion, four hundred twenty-four million, four hundred thirty-three thousand, one hundred twenty".
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