Base | Representation |
---|---|
bin | 11100000101011100… |
… | …011100111000010011 |
3 | 2212211122001101112202 |
4 | 130011130130320103 |
5 | 443224431143400 |
6 | 21504210113415 |
7 | 2115203516003 |
oct | 340534347023 |
9 | 85748041482 |
10 | 30156115475 |
11 | 11875382992 |
12 | 5a1727b86b |
13 | 2ac7825715 |
14 | 1661086003 |
15 | bb76b54d5 |
hex | 70571ce13 |
30156115475 has 6 divisors (see below), whose sum is σ = 37393583220. Its totient is φ = 24124892360.
The previous prime is 30156115463. The next prime is 30156115523. The reversal of 30156115475 is 57451165103.
It is a happy number.
It is not a de Polignac number, because 30156115475 - 212 = 30156111379 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 603122285 + ... + 603122334.
It is an arithmetic number, because the mean of its divisors is an integer number (6232263870).
Almost surely, 230156115475 is an apocalyptic number.
30156115475 is a deficient number, since it is larger than the sum of its proper divisors (7237467745).
30156115475 is a wasteful number, since it uses less digits than its factorization.
30156115475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1206244629 (or 1206244624 counting only the distinct ones).
The product of its (nonzero) digits is 63000, while the sum is 38.
The spelling of 30156115475 in words is "thirty billion, one hundred fifty-six million, one hundred fifteen thousand, four hundred seventy-five".
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