Base | Representation |
---|---|
bin | 110010011101111110… |
… | …010000001010100000 |
3 | 12011212120221122221101 |
4 | 302131332100022200 |
5 | 1341440111341400 |
6 | 40521114404144 |
7 | 3625606654153 |
oct | 623576201240 |
9 | 164776848841 |
10 | 54189949600 |
11 | 20a888a5216 |
12 | a604130654 |
13 | 5157b39c47 |
14 | 28a0dabc9a |
15 | 162263b56a |
hex | c9df902a0 |
54189949600 has 36 divisors (see below), whose sum is σ = 132291216414. Its totient is φ = 21675979520.
The previous prime is 54189949553. The next prime is 54189949601. The reversal of 54189949600 is 694998145.
It can be written as a sum of positive squares in 3 ways, for example, as 50554824336 + 3635125264 = 224844^2 + 60292^2 .
It is not an unprimeable number, because it can be changed into a prime (54189949601) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33867919 + ... + 33869518.
Almost surely, 254189949600 is an apocalyptic number.
54189949600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
54189949600 is an abundant number, since it is smaller than the sum of its proper divisors (78101266814).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54189949600 is a wasteful number, since it uses less digits than its factorization.
54189949600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67737457 (or 67737444 counting only the distinct ones).
The product of its (nonzero) digits is 2799360, while the sum is 55.
The spelling of 54189949600 in words is "fifty-four billion, one hundred eighty-nine million, nine hundred forty-nine thousand, six hundred".
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