Base | Representation |
---|---|
bin | 1011000000101… |
… | …0110001101001 |
3 | 10012220021002020 |
4 | 2300022301221 |
5 | 43310301411 |
6 | 4325455053 |
7 | 1100351613 |
oct | 260126151 |
9 | 105807066 |
10 | 46181481 |
11 | 24082915 |
12 | 13571489 |
13 | 974c328 |
14 | 61c1db3 |
15 | 40c3606 |
hex | 2c0ac69 |
46181481 has 4 divisors (see below), whose sum is σ = 61575312. Its totient is φ = 30787652.
The previous prime is 46181461. The next prime is 46181491. The reversal of 46181481 is 18418164.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 46181481 - 27 = 46181353 is a prime.
It is a super-2 number, since 2×461814812 = 4265458374706722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (46181411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7696911 + ... + 7696916.
It is an arithmetic number, because the mean of its divisors is an integer number (15393828).
Almost surely, 246181481 is an apocalyptic number.
It is an amenable number.
46181481 is a deficient number, since it is larger than the sum of its proper divisors (15393831).
46181481 is a wasteful number, since it uses less digits than its factorization.
46181481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15393830.
The product of its digits is 6144, while the sum is 33.
The square root of 46181481 is about 6795.6957701180. The cubic root of 46181481 is about 358.7753681471.
The spelling of 46181481 in words is "forty-six million, one hundred eighty-one thousand, four hundred eighty-one".
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