Base | Representation |
---|---|
bin | 10011010111101001… |
… | …00100010111001000 |
3 | 222211201022200200100 |
4 | 21223310210113020 |
5 | 132244103032003 |
6 | 4435512005400 |
7 | 515456666013 |
oct | 115364442710 |
9 | 28751280610 |
10 | 10398877128 |
11 | 4456993332 |
12 | 2022690860 |
13 | c99527943 |
14 | 70911437a |
15 | 40cdedba3 |
hex | 26bd245c8 |
10398877128 has 48 divisors (see below), whose sum is σ = 28289963520. Its totient is φ = 3450743136.
The previous prime is 10398877127. The next prime is 10398877141. The reversal of 10398877128 is 82177889301.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (10398877127) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 307776 + ... + 339887.
It is an arithmetic number, because the mean of its divisors is an integer number (589374240).
Almost surely, 210398877128 is an apocalyptic number.
10398877128 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
10398877128 is an abundant number, since it is smaller than the sum of its proper divisors (17891086392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10398877128 is a wasteful number, since it uses less digits than its factorization.
10398877128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 647898 (or 647891 counting only the distinct ones).
The product of its (nonzero) digits is 1354752, while the sum is 54.
The spelling of 10398877128 in words is "ten billion, three hundred ninety-eight million, eight hundred seventy-seven thousand, one hundred twenty-eight".
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