Base | Representation |
---|---|
bin | 1101110000000000010… |
… | …10000010010101101101 |
3 | 1200011110210012121100212 |
4 | 12320000022002111231 |
5 | 30220033423033311 |
6 | 1001012354232205 |
7 | 46063504345160 |
oct | 6700012022555 |
9 | 1604423177325 |
10 | 472449033581 |
11 | 172401187668 |
12 | 77692285665 |
13 | 3572327bb95 |
14 | 18c1c15dad7 |
15 | c452018c8b |
hex | 6e0028256d |
472449033581 has 8 divisors (see below), whose sum is σ = 541041434304. Its totient is φ = 404131553280.
The previous prime is 472449033517. The next prime is 472449033593. The reversal of 472449033581 is 185330944274.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 472449033581 - 26 = 472449033517 is a prime.
It is a super-3 number, since 3×4724490335813 (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472449023581) 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, 68726420 + ... + 68733293.
It is an arithmetic number, because the mean of its divisors is an integer number (67630179288).
Almost surely, 2472449033581 is an apocalyptic number.
It is an amenable number.
472449033581 is a deficient number, since it is larger than the sum of its proper divisors (68592400723).
472449033581 is a wasteful number, since it uses less digits than its factorization.
472449033581 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137460211.
The product of its (nonzero) digits is 2903040, while the sum is 50.
The spelling of 472449033581 in words is "four hundred seventy-two billion, four hundred forty-nine million, thirty-three thousand, five hundred eighty-one".
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