Base | Representation |
---|---|
bin | 111001011010… |
… | …0001110110011 |
3 | 2002122011011220 |
4 | 1302310032303 |
5 | 30201121410 |
6 | 2553040123 |
7 | 513555210 |
oct | 162641663 |
9 | 62564156 |
10 | 30098355 |
11 | 15a98381 |
12 | a0b6043 |
13 | 630a9a1 |
14 | 3dd6b07 |
15 | 2998070 |
hex | 1cb43b3 |
30098355 has 16 divisors (see below), whose sum is σ = 55037184. Its totient is φ = 13759200.
The previous prime is 30098339. The next prime is 30098357. The reversal of 30098355 is 55389003.
It is not a de Polignac number, because 30098355 - 24 = 30098339 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30098357) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143221 + ... + 143430.
It is an arithmetic number, because the mean of its divisors is an integer number (3439824).
Almost surely, 230098355 is an apocalyptic number.
30098355 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30098355 is a deficient number, since it is larger than the sum of its proper divisors (24938829).
30098355 is a wasteful number, since it uses less digits than its factorization.
30098355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 286666.
The product of its (nonzero) digits is 16200, while the sum is 33.
The square root of 30098355 is about 5486.1967700767. The cubic root of 30098355 is about 311.0624489035.
The spelling of 30098355 in words is "thirty million, ninety-eight thousand, three hundred fifty-five".
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