Base | Representation |
---|---|
bin | 10010011000101010… |
… | …110101011000011100 |
3 | 1212221210121122000100 |
4 | 102120222311120130 |
5 | 310412224002331 |
6 | 13022523101100 |
7 | 1266130504110 |
oct | 223052653034 |
9 | 55853548010 |
10 | 19741234716 |
11 | 8410459915 |
12 | 39ab371790 |
13 | 1b27bb6698 |
14 | d53ba7740 |
15 | 7a81a4ae6 |
hex | 498ab561c |
19741234716 has 72 divisors (see below), whose sum is σ = 57160463360. Its totient is φ = 5627473056.
The previous prime is 19741234703. The next prime is 19741234763. The reversal of 19741234716 is 61743214791.
It is a happy number.
19741234716 is a `hidden beast` number, since 197 + 412 + 3 + 47 + 1 + 6 = 666.
It is a super-2 number, since 2×197412347162 (a number of 21 digits) contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21405 + ... + 199851.
Almost surely, 219741234716 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19741234716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28580231680).
19741234716 is an abundant number, since it is smaller than the sum of its proper divisors (37419228644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19741234716 is a wasteful number, since it uses less digits than its factorization.
19741234716 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178903 (or 178898 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The spelling of 19741234716 in words is "nineteen billion, seven hundred forty-one million, two hundred thirty-four thousand, seven hundred sixteen".
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