Base | Representation |
---|---|
bin | 111010000111… |
… | …0010000111010 |
3 | 2010022220001020 |
4 | 1310032100322 |
5 | 30244422010 |
6 | 3005003310 |
7 | 516652311 |
oct | 164162072 |
9 | 63286036 |
10 | 30467130 |
11 | 1621a451 |
12 | a253536 |
13 | 64097b5 |
14 | 4091278 |
15 | 2a1c470 |
hex | 1d0e43a |
30467130 has 16 divisors (see below), whose sum is σ = 73121184. Its totient is φ = 8124560.
The previous prime is 30467123. The next prime is 30467137. The reversal of 30467130 is 3176403.
It is an interprime number because it is at equal distance from previous prime (30467123) and next prime (30467137).
It is a self number, because there is not a number n which added to its sum of digits gives 30467130.
It is not an unprimeable number, because it can be changed into a prime (30467137) 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, 507756 + ... + 507815.
It is an arithmetic number, because the mean of its divisors is an integer number (4570074).
Almost surely, 230467130 is an apocalyptic number.
30467130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30467130 is an abundant number, since it is smaller than the sum of its proper divisors (42654054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30467130 is a wasteful number, since it uses less digits than its factorization.
30467130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1015581.
The product of its (nonzero) digits is 1512, while the sum is 24.
The square root of 30467130 is about 5519.7037964007. The cubic root of 30467130 is about 312.3277087611.
The spelling of 30467130 in words is "thirty million, four hundred sixty-seven thousand, one hundred thirty".
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