Base | Representation |
---|---|
bin | 111010101010… |
… | …0100101010010 |
3 | 2010212112010210 |
4 | 1311110211102 |
5 | 30333131104 |
6 | 3015104550 |
7 | 522262113 |
oct | 165244522 |
9 | 63775123 |
10 | 30755154 |
11 | 163a6891 |
12 | a372156 |
13 | 64aa921 |
14 | 412820a |
15 | 2a77989 |
hex | 1d54952 |
30755154 has 16 divisors (see below), whose sum is σ = 61649280. Its totient is φ = 10228560.
The previous prime is 30755147. The next prime is 30755161. The reversal of 30755154 is 45155703.
It is an interprime number because it is at equal distance from previous prime (30755147) and next prime (30755161).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2794 + ... + 8325.
It is an arithmetic number, because the mean of its divisors is an integer number (3853080).
Almost surely, 230755154 is an apocalyptic number.
30755154 is an abundant number, since it is smaller than the sum of its proper divisors (30894126).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30755154 is a wasteful number, since it uses less digits than its factorization.
30755154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11585.
The product of its (nonzero) digits is 10500, while the sum is 30.
The square root of 30755154 is about 5545.7329542631. The cubic root of 30755154 is about 313.3088303861.
The spelling of 30755154 in words is "thirty million, seven hundred fifty-five thousand, one hundred fifty-four".
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