Base | Representation |
---|---|
bin | 111010111101… |
… | …1011111100110 |
3 | 2011011121202202 |
4 | 1311323133212 |
5 | 30403231114 |
6 | 3022334502 |
7 | 523524560 |
oct | 165733746 |
9 | 64147682 |
10 | 30914534 |
11 | 164a5602 |
12 | a42a432 |
13 | 6535331 |
14 | 416a330 |
15 | 2aa9cde |
hex | 1d7b7e6 |
30914534 has 16 divisors (see below), whose sum is σ = 56114208. Its totient is φ = 12469632.
The previous prime is 30914531. The next prime is 30914603. The reversal of 30914534 is 43541903.
It is a junction number, because it is equal to n+sod(n) for n = 30914497 and 30914506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30914531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64709 + ... + 65184.
It is an arithmetic number, because the mean of its divisors is an integer number (3507138).
Almost surely, 230914534 is an apocalyptic number.
30914534 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30914534 is a deficient number, since it is larger than the sum of its proper divisors (25199674).
30914534 is a wasteful number, since it uses less digits than its factorization.
30914534 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129919.
The product of its (nonzero) digits is 6480, while the sum is 29.
The square root of 30914534 is about 5560.0839921713. The cubic root of 30914534 is about 313.8491100254.
The spelling of 30914534 in words is "thirty million, nine hundred fourteen thousand, five hundred thirty-four".
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