Base | Representation |
---|---|
bin | 101010001011100110… |
… | …1111000111100010011 |
3 | 22122210221110100201110 |
4 | 1110113031320330103 |
5 | 2441003430032131 |
6 | 105340313504403 |
7 | 6354515565453 |
oct | 1242715707423 |
9 | 278727410643 |
10 | 90583830291 |
11 | 35464235469 |
12 | 15680412103 |
13 | 8707a78ca6 |
14 | 4554675d63 |
15 | 2552753646 |
hex | 1517378f13 |
90583830291 has 16 divisors (see below), whose sum is σ = 121686871040. Its totient is φ = 59936643360.
The previous prime is 90583830287. The next prime is 90583830301. The reversal of 90583830291 is 19203838509.
It is a happy number.
It is not a de Polignac number, because 90583830291 - 22 = 90583830287 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 90583830291.
It is not an unprimeable number, because it can be changed into a prime (90583830091) 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, 16905 + ... + 425973.
It is an arithmetic number, because the mean of its divisors is an integer number (7605429440).
Almost surely, 290583830291 is an apocalyptic number.
90583830291 is a deficient number, since it is larger than the sum of its proper divisors (31103040749).
90583830291 is a wasteful number, since it uses less digits than its factorization.
90583830291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 409626.
The product of its (nonzero) digits is 466560, while the sum is 48.
The spelling of 90583830291 in words is "ninety billion, five hundred eighty-three million, eight hundred thirty thousand, two hundred ninety-one".
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