Base | Representation |
---|---|
bin | 11100101100111000… |
… | …10100000111101010 |
3 | 1110202212120120021021 |
4 | 32112130110013222 |
5 | 223024140003410 |
6 | 11025002203054 |
7 | 1053563355220 |
oct | 162634240752 |
9 | 43685516237 |
10 | 15408906730 |
11 | 6597a20768 |
12 | 2ba04b348a |
13 | 15b74886b9 |
14 | a62666b10 |
15 | 602b86eda |
hex | 3967141ea |
15408906730 has 16 divisors (see below), whose sum is σ = 31698322560. Its totient is φ = 5283053712.
The previous prime is 15408906701. The next prime is 15408906803. The reversal of 15408906730 is 3760980451.
15408906730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×154089067302 (a number of 21 digits) contains 22 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 7 ways as a sum of consecutive naturals, for example, 110063550 + ... + 110063689.
It is an arithmetic number, because the mean of its divisors is an integer number (1981145160).
Almost surely, 215408906730 is an apocalyptic number.
15408906730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15408906730 is an abundant number, since it is smaller than the sum of its proper divisors (16289415830).
15408906730 is a wasteful number, since it uses less digits than its factorization.
15408906730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 220127253.
The product of its (nonzero) digits is 181440, while the sum is 43.
The spelling of 15408906730 in words is "fifteen billion, four hundred eight million, nine hundred six thousand, seven hundred thirty".
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