Base | Representation |
---|---|
bin | 10101010000101011110… |
… | …10000001100010001010 |
3 | 2120211120122011012100010 |
4 | 22220111322001202022 |
5 | 43432042031104430 |
6 | 1315331554452350 |
7 | 103530524212356 |
oct | 12502572014212 |
9 | 2524518135303 |
10 | 730511972490 |
11 | 261898a67193 |
12 | b96b2b940b6 |
13 | 53b6b919731 |
14 | 274dd740466 |
15 | 14007b11cb0 |
hex | aa15e8188a |
730511972490 has 32 divisors (see below), whose sum is σ = 1755390603456. Its totient is φ = 194562984960.
The previous prime is 730511972459. The next prime is 730511972497. The reversal of 730511972490 is 94279115037.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (730511972497) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14988247 + ... + 15036906.
It is an arithmetic number, because the mean of its divisors is an integer number (54855956358).
Almost surely, 2730511972490 is an apocalyptic number.
730511972490 is an abundant number, since it is smaller than the sum of its proper divisors (1024878630966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
730511972490 is a wasteful number, since it uses less digits than its factorization.
730511972490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30025974.
The product of its (nonzero) digits is 476280, while the sum is 48.
The spelling of 730511972490 in words is "seven hundred thirty billion, five hundred eleven million, nine hundred seventy-two thousand, four hundred ninety".
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