Base | Representation |
---|---|
bin | 111001101100… |
… | …0011100001101 |
3 | 2002220200122000 |
4 | 1303120130031 |
5 | 30220343134 |
6 | 3000142513 |
7 | 515043465 |
oct | 163303415 |
9 | 62820560 |
10 | 30246669 |
11 | 16089852 |
12 | a167a39 |
13 | 636034b |
14 | 4034ba5 |
15 | 29c6e99 |
hex | 1cd870d |
30246669 has 16 divisors (see below), whose sum is σ = 46256640. Its totient is φ = 19513440.
The previous prime is 30246617. The next prime is 30246691. The reversal of 30246669 is 96664203.
It is not a de Polignac number, because 30246669 - 215 = 30213901 is a prime.
It is a super-2 number, since 2×302466692 = 1829721971191122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30246169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17232 + ... + 18905.
It is an arithmetic number, because the mean of its divisors is an integer number (2891040).
Almost surely, 230246669 is an apocalyptic number.
It is an amenable number.
30246669 is a deficient number, since it is larger than the sum of its proper divisors (16009971).
30246669 is a wasteful number, since it uses less digits than its factorization.
30246669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36177 (or 36171 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 36.
The square root of 30246669 is about 5499.6971734815. The cubic root of 30246669 is about 311.5725470356.
It can be divided in two parts, 302 and 46669, that added together give a triangular number (46971 = T306).
The spelling of 30246669 in words is "thirty million, two hundred forty-six thousand, six hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •