Base | Representation |
---|---|
bin | 10010011000000000… |
… | …000000000000000000 |
3 | 1212221000111011010120 |
4 | 102120000000000000 |
5 | 310401340143031 |
6 | 13021442300240 |
7 | 1265633166300 |
oct | 223000000000 |
9 | 55830434116 |
10 | 19730006016 |
11 | 840508a5a6 |
12 | 39a7657680 |
13 | 1b25784796 |
14 | d524c3600 |
15 | 7a71d7a96 |
hex | 498000000 |
19730006016 has 168 divisors, whose sum is σ = 61203283740. Its totient is φ = 5637144576.
The previous prime is 19730005993. The next prime is 19730006033. The reversal of 19730006016 is 61060003791.
It is a tau number, because it is divible by the number of its divisors (168).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2818572285 + ... + 2818572291.
Almost surely, 219730006016 is an apocalyptic number.
19730006016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19730006016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30601641870).
19730006016 is an abundant number, since it is smaller than the sum of its proper divisors (41473277724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19730006016 is an frugal number, since it uses more digits than its factorization.
19730006016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71 (or 12 counting only the distinct ones).
The product of its (nonzero) digits is 6804, while the sum is 33.
The spelling of 19730006016 in words is "nineteen billion, seven hundred thirty million, six thousand, sixteen".
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