Base | Representation |
---|---|
bin | 1011011011111… |
… | …1100001100001 |
3 | 10100021011000112 |
4 | 2312333201201 |
5 | 44240023101 |
6 | 4432101105 |
7 | 1121512253 |
oct | 266774141 |
9 | 110234015 |
10 | 47970401 |
11 | 25094966 |
12 | 14094795 |
13 | 9c2766b |
14 | 6529cd3 |
15 | 43286bb |
hex | 2dbf861 |
47970401 has 4 divisors (see below), whose sum is σ = 48292500. Its totient is φ = 47648304.
The previous prime is 47970371. The next prime is 47970443. The reversal of 47970401 is 10407974.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 22316176 + 25654225 = 4724^2 + 5065^2 .
It is a cyclic number.
It is not a de Polignac number, because 47970401 - 26 = 47970337 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47970491) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160826 + ... + 161123.
It is an arithmetic number, because the mean of its divisors is an integer number (12073125).
Almost surely, 247970401 is an apocalyptic number.
It is an amenable number.
47970401 is a deficient number, since it is larger than the sum of its proper divisors (322099).
47970401 is a wasteful number, since it uses less digits than its factorization.
47970401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322098.
The product of its (nonzero) digits is 7056, while the sum is 32.
The square root of 47970401 is about 6926.0667770388. The cubic root of 47970401 is about 363.3494018836.
The spelling of 47970401 in words is "forty-seven million, nine hundred seventy thousand, four hundred one".
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