Base | Representation |
---|---|
bin | 110100000000101… |
… | …110101100010001 |
3 | 2020210222000001120 |
4 | 310000232230101 |
5 | 3241341401411 |
6 | 222330552453 |
7 | 30424014135 |
oct | 6400565421 |
9 | 2223860046 |
10 | 872606481 |
11 | 40862218a |
12 | 204298729 |
13 | 10ba24bc6 |
14 | 83c693c5 |
15 | 5191a106 |
hex | 3402eb11 |
872606481 has 8 divisors (see below), whose sum is σ = 1231915104. Its totient is φ = 547517760.
The previous prime is 872606477. The next prime is 872606489. The reversal of 872606481 is 184606278.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 872606481 - 22 = 872606477 is a prime.
It is a super-2 number, since 2×8726064812 = 1522884141366406722, which contains 22 as substring.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (872606489) 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, 8554915 + ... + 8555016.
It is an arithmetic number, because the mean of its divisors is an integer number (153989388).
Almost surely, 2872606481 is an apocalyptic number.
It is an amenable number.
872606481 is a deficient number, since it is larger than the sum of its proper divisors (359308623).
872606481 is a wasteful number, since it uses less digits than its factorization.
872606481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17109951.
The product of its (nonzero) digits is 129024, while the sum is 42.
The square root of 872606481 is about 29539.9133546461. The cubic root of 872606481 is about 955.5926736022.
The spelling of 872606481 in words is "eight hundred seventy-two million, six hundred six thousand, four hundred eighty-one".
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