Base | Representation |
---|---|
bin | 1101110000010011110110… |
… | …10000110010100011011100 |
3 | 10222002121101022020001100021 |
4 | 12320021323100302203130 |
5 | 12431032310242303442 |
6 | 144155215022441524 |
7 | 6241201333216060 |
oct | 670117320624334 |
9 | 128077338201307 |
10 | 30247227697372 |
11 | 9701860545304 |
12 | 34861474332a4 |
13 | 13b53bc04aa8a |
14 | 767d8b907aa0 |
15 | 376bee529e67 |
hex | 1b827b4328dc |
30247227697372 has 48 divisors (see below), whose sum is σ = 60513570936000. Its totient is φ = 12959002197504.
The previous prime is 30247227697339. The next prime is 30247227697493. The reversal of 30247227697372 is 27379672274203.
It is a super-2 number, since 2×302472276973722 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30247227697372.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1776210154 + ... + 1776227182.
It is an arithmetic number, because the mean of its divisors is an integer number (1260699394500).
Almost surely, 230247227697372 is an apocalyptic number.
It is an amenable number.
30247227697372 is an abundant number, since it is smaller than the sum of its proper divisors (30266343238628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30247227697372 is a wasteful number, since it uses less digits than its factorization.
30247227697372 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33358 (or 33356 counting only the distinct ones).
The product of its (nonzero) digits is 74680704, while the sum is 61.
The spelling of 30247227697372 in words is "thirty trillion, two hundred forty-seven billion, two hundred twenty-seven million, six hundred ninety-seven thousand, three hundred seventy-two".
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