Base | Representation |
---|---|
bin | 10001111110110010… |
… | …010110111000000000 |
3 | 1211211112112012000000 |
4 | 101332302112320000 |
5 | 304020042434141 |
6 | 12511452000000 |
7 | 1252305533454 |
oct | 217662267000 |
9 | 54745465000 |
10 | 19306999296 |
11 | 8208330372 |
12 | 38a9a60000 |
13 | 1a88c49350 |
14 | d12250664 |
15 | 77eecc5b6 |
hex | 47ec96e00 |
19306999296 has 560 divisors, whose sum is σ = 65370878496. Its totient is φ = 5649481728.
The previous prime is 19306999279. The next prime is 19306999307. The reversal of 19306999296 is 69299960391.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 111601066 + ... + 111601238.
Almost surely, 219306999296 is an apocalyptic number.
19306999296 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 19306999296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32685439248).
19306999296 is an abundant number, since it is smaller than the sum of its proper divisors (46063879200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19306999296 is an equidigital number, since it uses as much as digits as its factorization.
19306999296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245 (or 214 counting only the distinct ones).
The product of its (nonzero) digits is 12754584, while the sum is 63.
The spelling of 19306999296 in words is "nineteen billion, three hundred six million, nine hundred ninety-nine thousand, two hundred ninety-six".
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