Base | Representation |
---|---|
bin | 1101110111111000000010… |
… | …10110001011010101111100 |
3 | 11000000110100111111012010120 |
4 | 12323330001112023111330 |
5 | 12444312143333404312 |
6 | 144514445225534540 |
7 | 6266033146304202 |
oct | 673740126132574 |
9 | 130013314435116 |
10 | 30507175294332 |
11 | 97a2025151370 |
12 | 35085b3344450 |
13 | 1403a77ca9cc9 |
14 | 7767ab51b072 |
15 | 37d86580028c |
hex | 1bbf0158b57c |
30507175294332 has 144 divisors (see below), whose sum is σ = 82572785672832. Its totient is φ = 8692198507520.
The previous prime is 30507175294243. The next prime is 30507175294339. The reversal of 30507175294332 is 23349257170503.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30507175294339) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38249203 + ... + 39038645.
It is an arithmetic number, because the mean of its divisors is an integer number (573422122728).
Almost surely, 230507175294332 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30507175294332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41286392836416).
30507175294332 is an abundant number, since it is smaller than the sum of its proper divisors (52065610378500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30507175294332 is a wasteful number, since it uses less digits than its factorization.
30507175294332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790508 (or 790489 counting only the distinct ones).
The product of its (nonzero) digits is 4762800, while the sum is 51.
The spelling of 30507175294332 in words is "thirty trillion, five hundred seven billion, one hundred seventy-five million, two hundred ninety-four thousand, three hundred thirty-two".
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