Base | Representation |
---|---|
bin | 1011001110100… |
… | …0110101100110 |
3 | 10021121110202211 |
4 | 2303220311212 |
5 | 44023403141 |
6 | 4401154034 |
7 | 1111160452 |
oct | 263506546 |
9 | 107543684 |
10 | 47091046 |
11 | 24644222 |
12 | 1392b91a |
13 | 99aa332 |
14 | 637b662 |
15 | 4202d81 |
hex | 2ce8d66 |
47091046 has 16 divisors (see below), whose sum is σ = 73801728. Its totient is φ = 22509000.
The previous prime is 47091043. The next prime is 47091049. The reversal of 47091046 is 64019074.
It is an interprime number because it is at equal distance from previous prime (47091043) and next prime (47091049).
It is a super-2 number, since 2×470910462 = 4435133226748232, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 47090999 and 47091017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47091043) 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, 571 + ... + 9721.
It is an arithmetic number, because the mean of its divisors is an integer number (4612608).
Almost surely, 247091046 is an apocalyptic number.
47091046 is a deficient number, since it is larger than the sum of its proper divisors (26710682).
47091046 is a wasteful number, since it uses less digits than its factorization.
47091046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9267.
The product of its (nonzero) digits is 6048, while the sum is 31.
The square root of 47091046 is about 6862.2915997500. The cubic root of 47091046 is about 361.1154854925.
The spelling of 47091046 in words is "forty-seven million, ninety-one thousand, forty-six".
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