Base | Representation |
---|---|
bin | 1011110001110011… |
… | …0010011111000000 |
3 | 22011100020010212100 |
4 | 2330130302133000 |
5 | 22433341212144 |
6 | 1241421230400 |
7 | 141230460423 |
oct | 27434623700 |
9 | 8140203770 |
10 | 3161663424 |
11 | 1382749587 |
12 | 742a02400 |
13 | 3b503817a |
14 | 21dc899ba |
15 | 137879269 |
hex | bc7327c0 |
3161663424 has 84 divisors (see below), whose sum is σ = 9177182560. Its totient is φ = 1040532480.
The previous prime is 3161663423. The next prime is 3161663429. The reversal of 3161663424 is 4243661613.
3161663424 is a `hidden beast` number, since 3 + 1 + 6 + 16 + 634 + 2 + 4 = 666.
3161663424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×31616634242 = 19992231213318807552, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3161663423) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10764 + ... + 80244.
Almost surely, 23161663424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3161663424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4588591280).
3161663424 is an abundant number, since it is smaller than the sum of its proper divisors (6015519136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3161663424 is a wasteful number, since it uses less digits than its factorization.
3161663424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69578 (or 69565 counting only the distinct ones).
The product of its digits is 62208, while the sum is 36.
The square root of 3161663424 is about 56228.6708361491. The cubic root of 3161663424 is about 1467.7042270769.
The spelling of 3161663424 in words is "three billion, one hundred sixty-one million, six hundred sixty-three thousand, four hundred twenty-four".
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