Base | Representation |
---|---|
bin | 100100010101… |
… | …1100110000010 |
3 | 1022211222201002 |
4 | 1020223212002 |
5 | 14334143210 |
6 | 1520212002 |
7 | 320642621 |
oct | 110534602 |
9 | 38758632 |
10 | 19052930 |
11 | a833826 |
12 | 646a002 |
13 | 3c41330 |
14 | 275d6b8 |
15 | 1a154a5 |
hex | 122b982 |
19052930 has 32 divisors (see below), whose sum is σ = 37288944. Its totient is φ = 6967296.
The previous prime is 19052893. The next prime is 19052951. The reversal of 19052930 is 3925091.
It can be written as a sum of positive squares in 8 ways, for example, as 5340721 + 13712209 = 2311^2 + 3703^2 .
It is a junction number, because it is equal to n+sod(n) for n = 19052893 and 19052902.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14042 + ... + 15338.
Almost surely, 219052930 is an apocalyptic number.
19052930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19052930 is a deficient number, since it is larger than the sum of its proper divisors (18236014).
19052930 is a wasteful number, since it uses less digits than its factorization.
19052930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1430.
The product of its (nonzero) digits is 2430, while the sum is 29.
The square root of 19052930 is about 4364.9662083457. The cubic root of 19052930 is about 267.0877219745.
The spelling of 19052930 in words is "nineteen million, fifty-two thousand, nine hundred thirty".
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