Base | Representation |
---|---|
bin | 11100100010011001… |
… | …111101101111111101 |
3 | 2221002111100000211211 |
4 | 130202121331233331 |
5 | 1000223323043231 |
6 | 22024324244421 |
7 | 2133223504354 |
oct | 344231755775 |
9 | 87074300754 |
10 | 30642002941 |
11 | 11aa4680380 |
12 | 5b31b40711 |
13 | 2b743a90b4 |
14 | 16a980699b |
15 | be5191eb1 |
hex | 72267dbfd |
30642002941 has 8 divisors (see below), whose sum is σ = 33455487168. Its totient is φ = 27833160000.
The previous prime is 30642002929. The next prime is 30642002953. The reversal of 30642002941 is 14920024603.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30642002929) and next prime (30642002953).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30642002941 - 213 = 30641994749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30642002341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146505 + ... + 1172926.
It is an arithmetic number, because the mean of its divisors is an integer number (4181935896).
Almost surely, 230642002941 is an apocalyptic number.
It is an amenable number.
30642002941 is a deficient number, since it is larger than the sum of its proper divisors (2813484227).
30642002941 is a wasteful number, since it uses less digits than its factorization.
30642002941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2320643.
The product of its (nonzero) digits is 10368, while the sum is 31.
The spelling of 30642002941 in words is "thirty billion, six hundred forty-two million, two thousand, nine hundred forty-one".
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