Base | Representation |
---|---|
bin | 111011000001… |
… | …1111000001100 |
3 | 2011020100212200 |
4 | 1312003320030 |
5 | 30410331001 |
6 | 3023201500 |
7 | 524026650 |
oct | 166037014 |
9 | 64210780 |
10 | 30948876 |
11 | 16519392 |
12 | a446290 |
13 | 6547b5a |
14 | 4178a60 |
15 | 2ab5086 |
hex | 1d83e0c |
30948876 has 72 divisors (see below), whose sum is σ = 90015744. Its totient is φ = 8782560.
The previous prime is 30948871. The next prime is 30948893. The reversal of 30948876 is 67884903.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (30948871) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47811 + ... + 48453.
Almost surely, 230948876 is an apocalyptic number.
30948876 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30948876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45007872).
30948876 is an abundant number, since it is smaller than the sum of its proper divisors (59066868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30948876 is a wasteful number, since it uses less digits than its factorization.
30948876 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851 (or 846 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The square root of 30948876 is about 5563.1713976832. The cubic root of 30948876 is about 313.9652821095.
The spelling of 30948876 in words is "thirty million, nine hundred forty-eight thousand, eight hundred seventy-six".
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