Base | Representation |
---|---|
bin | 111001100000… |
… | …0011111111111 |
3 | 2002201201010002 |
4 | 1303000133333 |
5 | 30204223412 |
6 | 2554104515 |
7 | 514154546 |
oct | 163003777 |
9 | 62651102 |
10 | 30148607 |
11 | 16022105 |
12 | a11b13b |
13 | 6327818 |
14 | 400b15d |
15 | 29a7dc2 |
hex | 1cc07ff |
30148607 has 4 divisors (see below), whose sum is σ = 31459440. Its totient is φ = 28837776.
The previous prime is 30148597. The next prime is 30148609. The reversal of 30148607 is 70684103.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30148607 - 210 = 30147583 is a prime.
It is a Duffinian number.
It is a zygodrome in base 2.
It is a self number, because there is not a number n which added to its sum of digits gives 30148607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30148609) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655382 + ... + 655427.
It is an arithmetic number, because the mean of its divisors is an integer number (7864860).
Almost surely, 230148607 is an apocalyptic number.
30148607 is a deficient number, since it is larger than the sum of its proper divisors (1310833).
30148607 is a wasteful number, since it uses less digits than its factorization.
30148607 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1310832.
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 30148607 is about 5490.7747176514. The cubic root of 30148607 is about 311.2354685344.
The spelling of 30148607 in words is "thirty million, one hundred forty-eight thousand, six hundred seven".
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