Base | Representation |
---|---|
bin | 10010100111101000… |
… | …110101100010010100 |
3 | 1220121022011120220020 |
4 | 102213220311202110 |
5 | 311421021304200 |
6 | 13103453505140 |
7 | 1305300222651 |
oct | 224750654224 |
9 | 56538146806 |
10 | 19992369300 |
11 | 852a197a62 |
12 | 3a5b4a21b0 |
13 | 1b67c35627 |
14 | d7929ac28 |
15 | 7c025eea0 |
hex | 4a7a35894 |
19992369300 has 72 divisors (see below), whose sum is σ = 58441009536. Its totient is φ = 5276328960.
The previous prime is 19992369269. The next prime is 19992369301. The reversal of 19992369300 is 396329991.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19992369301) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314412 + ... + 372611.
It is an arithmetic number, because the mean of its divisors is an integer number (811680688).
Almost surely, 219992369300 is an apocalyptic number.
19992369300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19992369300 is an abundant number, since it is smaller than the sum of its proper divisors (38448640236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19992369300 is a wasteful number, since it uses less digits than its factorization.
19992369300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 687137 (or 687130 counting only the distinct ones).
The product of its (nonzero) digits is 708588, while the sum is 51.
The spelling of 19992369300 in words is "nineteen billion, nine hundred ninety-two million, three hundred sixty-nine thousand, three hundred".
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