Base | Representation |
---|---|
bin | 10010100101111000… |
… | …100111001100001111 |
3 | 1220112020210221202220 |
4 | 102211320213030033 |
5 | 311341003403130 |
6 | 13100523150423 |
7 | 1304462164422 |
oct | 224570471417 |
9 | 56466727686 |
10 | 19962950415 |
11 | 8514624131 |
12 | 3a51675413 |
13 | 1b61b04cc5 |
14 | d753dd9b9 |
15 | 7bc89d410 |
hex | 4a5e2730f |
19962950415 has 20 divisors (see below), whose sum is σ = 32108829720. Its totient is φ = 10591163920.
The previous prime is 19962950407. The next prime is 19962950431. The reversal of 19962950415 is 51405926991.
It is not a de Polignac number, because 19962950415 - 23 = 19962950407 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 104517970 + ... + 104518160.
It is an arithmetic number, because the mean of its divisors is an integer number (1605441486).
Almost surely, 219962950415 is an apocalyptic number.
19962950415 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
19962950415 is a deficient number, since it is larger than the sum of its proper divisors (12145879305).
19962950415 is an frugal number, since it uses more digits than its factorization.
19962950415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 772 (or 199 counting only the distinct ones).
The product of its (nonzero) digits is 874800, while the sum is 51.
The spelling of 19962950415 in words is "nineteen billion, nine hundred sixty-two million, nine hundred fifty thousand, four hundred fifteen".
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