Base | Representation |
---|---|
bin | 1101101011010000010101… |
… | …10110100100100011000001 |
3 | 10221111000001220222112012101 |
4 | 12311220022312210203001 |
5 | 12420211104012143400 |
6 | 143543332302430401 |
7 | 6222512301320404 |
oct | 665501266444301 |
9 | 127430056875171 |
10 | 30073543084225 |
11 | 9645133067803 |
12 | 3458554892401 |
13 | 13a1bcc929834 |
14 | 75d7d2777d3b |
15 | 3724364a756a |
hex | 1b5a0ada48c1 |
30073543084225 has 9 divisors (see below), whose sum is σ = 37291227424867. Its totient is φ = 24058812531640.
The previous prime is 30073543084213. The next prime is 30073543084229. The reversal of 30073543084225 is 52248034537003.
It is a happy number.
The square root of 30073543084225 is 5483935.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 10826475510321 + 19247067573904 = 3290361^2 + 4387148^2 .
It is not a de Polignac number, because 30073543084225 - 243 = 21277450062017 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30073543084229) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 26871282 + ... + 27968068.
Almost surely, 230073543084225 is an apocalyptic number.
30073543084225 is the 5483935-th square number.
30073543084225 is the 2741968-th centered octagonal number.
It is an amenable number.
30073543084225 is a deficient number, since it is larger than the sum of its proper divisors (7217684340642).
30073543084225 is an frugal number, since it uses more digits than its factorization.
30073543084225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2193584 (or 1096792 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 46.
The spelling of 30073543084225 in words is "thirty trillion, seventy-three billion, five hundred forty-three million, eighty-four thousand, two hundred twenty-five".
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