Base | Representation |
---|---|
bin | 10001101111000010… |
… | …000111111111110000 |
3 | 1211011010012020200111 |
4 | 101233002013333300 |
5 | 302444412302300 |
6 | 12425331031104 |
7 | 1242616153432 |
oct | 215702077760 |
9 | 54133166614 |
10 | 19042697200 |
11 | 809211928a |
12 | 383543b494 |
13 | 1a46269b87 |
14 | cc90d0652 |
15 | 766bc09ba |
hex | 46f087ff0 |
19042697200 has 120 divisors (see below), whose sum is σ = 46499791680. Its totient is φ = 7492992000.
The previous prime is 19042697183. The next prime is 19042697227. The reversal of 19042697200 is 279624091.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10016250 + ... + 10018150.
It is an arithmetic number, because the mean of its divisors is an integer number (387498264).
Almost surely, 219042697200 is an apocalyptic number.
19042697200 is a gapful number since it is divisible by the number (10) 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 19042697200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23249895840).
19042697200 is an abundant number, since it is smaller than the sum of its proper divisors (27457094480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19042697200 is a wasteful number, since it uses less digits than its factorization.
19042697200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2315 (or 2304 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 40.
The spelling of 19042697200 in words is "nineteen billion, forty-two million, six hundred ninety-seven thousand, two hundred".
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