Base | Representation |
---|---|
bin | 1000011110101… |
… | …10011100101110 |
3 | 11221211221002121 |
4 | 10033112130232 |
5 | 121202223344 |
6 | 11020343154 |
7 | 1522422523 |
oct | 417263456 |
9 | 157757077 |
10 | 71132974 |
11 | 37175290 |
12 | 1b9a4aba |
13 | 11977423 |
14 | 963914a |
15 | 63a1684 |
hex | 43d672e |
71132974 has 32 divisors (see below), whose sum is σ = 122155776. Its totient is φ = 30750720.
The previous prime is 71132939. The next prime is 71132977. The reversal of 71132974 is 47923117.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71132977) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129769 + ... + 130315.
It is an arithmetic number, because the mean of its divisors is an integer number (3817368).
Almost surely, 271132974 is an apocalyptic number.
71132974 is a deficient number, since it is larger than the sum of its proper divisors (51022802).
71132974 is a wasteful number, since it uses less digits than its factorization.
It is an anagram of its base 13 representation: 71132974 = (11977423)13.
71132974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 840.
The product of its digits is 10584, while the sum is 34.
The square root of 71132974 is about 8434.0366373404. The cubic root of 71132974 is about 414.3401212844.
The spelling of 71132974 in words is "seventy-one million, one hundred thirty-two thousand, nine hundred seventy-four".
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