Base | Representation |
---|---|
bin | 110110110101101… |
… | …000101111110001 |
3 | 2101010012101011100 |
4 | 312311220233301 |
5 | 3341011431233 |
6 | 231143235013 |
7 | 31541061525 |
oct | 6665505761 |
9 | 2333171140 |
10 | 920030193 |
11 | 432373335 |
12 | 218148a69 |
13 | 1187ba784 |
14 | 8a291d85 |
15 | 55b86813 |
hex | 36d68bf1 |
920030193 has 12 divisors (see below), whose sum is σ = 1359838480. Its totient is φ = 599089176.
The previous prime is 920030117. The next prime is 920030207. The reversal of 920030193 is 391030029.
It is not a de Polignac number, because 920030193 - 212 = 920026097 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (920030393) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1188283 + ... + 1189056.
Almost surely, 2920030193 is an apocalyptic number.
It is an amenable number.
920030193 is a deficient number, since it is larger than the sum of its proper divisors (439808287).
920030193 is a wasteful number, since it uses less digits than its factorization.
920030193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2377388 (or 2377385 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 27.
The square root of 920030193 is about 30331.9994889885. Note that the first 3 decimals coincide. The cubic root of 920030193 is about 972.5994657309.
It can be divided in two parts, 9200 and 30193, that added together give a palindrome (39393).
The spelling of 920030193 in words is "nine hundred twenty million, thirty thousand, one hundred ninety-three".
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