Base | Representation |
---|---|
bin | 1001001010011111… |
… | …00011101100100100 |
3 | 110200212110212111100 |
4 | 10211033203230210 |
5 | 40033432141120 |
6 | 2132104240100 |
7 | 232626426663 |
oct | 44517435444 |
9 | 13625425440 |
10 | 4919802660 |
11 | 20a5111613 |
12 | b53770030 |
13 | 60535c746 |
14 | 349586dda |
15 | 1dbdb4490 |
hex | 1253e3b24 |
4919802660 has 36 divisors (see below), whose sum is σ = 14923401948. Its totient is φ = 1311947328.
The previous prime is 4919802631. The next prime is 4919802709. The reversal of 4919802660 is 662089194.
It is a happy number.
4919802660 is a `hidden beast` number, since 491 + 9 + 80 + 26 + 60 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1980428004 + 2939374656 = 44502^2 + 54216^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13665939 + ... + 13666298.
It is an arithmetic number, because the mean of its divisors is an integer number (414538943).
Almost surely, 24919802660 is an apocalyptic number.
It is an amenable number.
4919802660 is an abundant number, since it is smaller than the sum of its proper divisors (10003599288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4919802660 is a wasteful number, since it uses less digits than its factorization.
4919802660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27332252 (or 27332247 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 45.
The square root of 4919802660 is about 70141.3049493663. The cubic root of 4919802660 is about 1700.7842586739.
The spelling of 4919802660 in words is "four billion, nine hundred nineteen million, eight hundred two thousand, six hundred sixty".
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