Base | Representation |
---|---|
bin | 100100110011… |
… | …0001011111000 |
3 | 1100022011220121 |
4 | 1021212023320 |
5 | 14414333140 |
6 | 1525303024 |
7 | 322662403 |
oct | 111461370 |
9 | 40264817 |
10 | 19292920 |
11 | a988069 |
12 | 6564a74 |
13 | 3cc663a |
14 | 27c2d3a |
15 | 1a6164a |
hex | 12662f8 |
19292920 has 16 divisors (see below), whose sum is σ = 43409160. Its totient is φ = 7717152.
The previous prime is 19292899. The next prime is 19292953. The reversal of 19292920 is 2929291.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241122 + ... + 241201.
Almost surely, 219292920 is an apocalyptic number.
19292920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19292920 is an abundant number, since it is smaller than the sum of its proper divisors (24116240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19292920 is a wasteful number, since it uses less digits than its factorization.
19292920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482334 (or 482330 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 34.
The square root of 19292920 is about 4392.3706583120. The cubic root of 19292920 is about 268.2044552549.
The spelling of 19292920 in words is "nineteen million, two hundred ninety-two thousand, nine hundred twenty".
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