Base | Representation |
---|---|
bin | 1000100000110… |
… | …00101001000100 |
3 | 11222100201000022 |
4 | 10100120221010 |
5 | 121234412400 |
6 | 11030234312 |
7 | 1524632135 |
oct | 420305104 |
9 | 158321008 |
10 | 71404100 |
11 | 3733aa59 |
12 | 1bab5998 |
13 | 11a40961 |
14 | 96a9c8c |
15 | 6406b85 |
hex | 4418a44 |
71404100 has 36 divisors (see below), whose sum is σ = 155539524. Its totient is φ = 28452480.
The previous prime is 71404087. The next prime is 71404103. The reversal of 71404100 is 140417.
It can be written as a sum of positive squares in 6 ways, for example, as 11062276 + 60341824 = 3326^2 + 7768^2 .
It is not an unprimeable number, because it can be changed into a prime (71404103) 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, 28082 + ... + 30518.
Almost surely, 271404100 is an apocalyptic number.
It is an amenable number.
71404100 is an abundant number, since it is smaller than the sum of its proper divisors (84135424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71404100 is a wasteful number, since it uses less digits than its factorization.
71404100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2744 (or 2737 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 17.
The square root of 71404100 is about 8450.0946740258. The cubic root of 71404100 is about 414.8658781759.
Adding to 71404100 its reverse (140417), we get a palindrome (71544517).
The spelling of 71404100 in words is "seventy-one million, four hundred four thousand, one hundred".
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