Base | Representation |
---|---|
bin | 111010000001… |
… | …0001111101010 |
3 | 2010020101111211 |
4 | 1310002033222 |
5 | 30241333043 |
6 | 3003543334 |
7 | 516355630 |
oct | 164021752 |
9 | 63211454 |
10 | 30417898 |
11 | 16196465 |
12 | a22ab4a |
13 | 63c0274 |
14 | 407b350 |
15 | 2a0ca9d |
hex | 1d023ea |
30417898 has 32 divisors (see below), whose sum is σ = 55290240. Its totient is φ = 12260160.
The previous prime is 30417889. The next prime is 30417911. The reversal of 30417898 is 89871403.
It is a self number, because there is not a number n which added to its sum of digits gives 30417898.
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, 45688 + ... + 46348.
It is an arithmetic number, because the mean of its divisors is an integer number (1727820).
Almost surely, 230417898 is an apocalyptic number.
30417898 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
30417898 is a deficient number, since it is larger than the sum of its proper divisors (24872342).
30417898 is a wasteful number, since it uses less digits than its factorization.
30417898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 862.
The product of its (nonzero) digits is 48384, while the sum is 40.
The square root of 30417898 is about 5515.2423337511. The cubic root of 30417898 is about 312.1593873873.
The spelling of 30417898 in words is "thirty million, four hundred seventeen thousand, eight hundred ninety-eight".
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