Base | Representation |
---|---|
bin | 11100101101110100… |
… | …000010111010101001 |
3 | 2221120211110110110201 |
4 | 130231310002322221 |
5 | 1001121321423400 |
6 | 22055322312201 |
7 | 2141036325022 |
oct | 345564027251 |
9 | 87524413421 |
10 | 30833389225 |
11 | 1209270a761 |
12 | 5b86058661 |
13 | 2ba4c38812 |
14 | 16c6dc5c49 |
15 | c06d9906a |
hex | 72dd02ea9 |
30833389225 has 6 divisors (see below), whose sum is σ = 38233402670. Its totient is φ = 24666711360.
The previous prime is 30833389129. The next prime is 30833389267. The reversal of 30833389225 is 52298333803.
It can be written as a sum of positive squares in 3 ways, for example, as 10517733136 + 20315656089 = 102556^2 + 142533^2 .
It is a de Polignac number, because none of the positive numbers 2k-30833389225 is a prime.
It is a super-2 number, since 2×308333892252 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 616667760 + ... + 616667809.
Almost surely, 230833389225 is an apocalyptic number.
It is an amenable number.
30833389225 is a deficient number, since it is larger than the sum of its proper divisors (7400013445).
30833389225 is a wasteful number, since it uses less digits than its factorization.
30833389225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1233335579 (or 1233335574 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 46.
The spelling of 30833389225 in words is "thirty billion, eight hundred thirty-three million, three hundred eighty-nine thousand, two hundred twenty-five".
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