Base | Representation |
---|---|
bin | 1000011100010001010… |
… | …10001000011111010111 |
3 | 1000201200110200212210111 |
4 | 10032020222020133113 |
5 | 14223013210230111 |
6 | 341125533103451 |
7 | 26645563352404 |
oct | 4161052103727 |
9 | 1021613625714 |
10 | 290055555031 |
11 | 102014887640 |
12 | 4826b027b87 |
13 | 214767c3148 |
14 | 100785212ab |
15 | 7829626a21 |
hex | 4388a887d7 |
290055555031 has 8 divisors (see below), whose sum is σ = 316648832400. Its totient is φ = 263499709440.
The previous prime is 290055555029. The next prime is 290055555103. The reversal of 290055555031 is 130555550092.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 290055555031 - 21 = 290055555029 is a prime.
It is a super-2 number, since 2×2900555550312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (290055555431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9341736 + ... + 9372733.
It is an arithmetic number, because the mean of its divisors is an integer number (39581104050).
Almost surely, 2290055555031 is an apocalyptic number.
290055555031 is a deficient number, since it is larger than the sum of its proper divisors (26593277369).
290055555031 is a wasteful number, since it uses less digits than its factorization.
290055555031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18715889.
The product of its (nonzero) digits is 168750, while the sum is 40.
The spelling of 290055555031 in words is "two hundred ninety billion, fifty-five million, five hundred fifty-five thousand, thirty-one".
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