Base | Representation |
---|---|
bin | 10101100100001100… |
… | …011101011011001010 |
3 | 2012202202202202101100 |
4 | 111210030131123022 |
5 | 334410342334310 |
6 | 14345421402230 |
7 | 1446552154632 |
oct | 254414353312 |
9 | 65682682340 |
10 | 23155824330 |
11 | 990294a601 |
12 | 45a2a09376 |
13 | 225044a102 |
14 | 11994916c2 |
15 | 907d3eec0 |
hex | 56431d6ca |
23155824330 has 96 divisors (see below), whose sum is σ = 62243146368. Its totient is φ = 5968080000.
The previous prime is 23155824319. The next prime is 23155824347. The reversal of 23155824330 is 3342855132.
23155824330 is a `hidden beast` number, since 2 + 3 + 1 + 5 + 582 + 43 + 30 = 666.
It is a super-4 number, since 4×231558243304 (a number of 43 digits) contains 4444 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 479805 + ... + 525855.
It is an arithmetic number, because the mean of its divisors is an integer number (648366108).
Almost surely, 223155824330 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23155824330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31121573184).
23155824330 is an abundant number, since it is smaller than the sum of its proper divisors (39087322038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23155824330 is a wasteful number, since it uses less digits than its factorization.
23155824330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46252 (or 46249 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 36.
The spelling of 23155824330 in words is "twenty-three billion, one hundred fifty-five million, eight hundred twenty-four thousand, three hundred thirty".
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