Base | Representation |
---|---|
bin | 11101010001101100… |
… | …110011010011110111 |
3 | 10000010210101100010022 |
4 | 131101230303103313 |
5 | 1003334440020241 |
6 | 22235151115355 |
7 | 2162000041535 |
oct | 352154632367 |
9 | 100123340108 |
10 | 31435470071 |
11 | 12371559a35 |
12 | 6113812b5b |
13 | 2c6c8b2585 |
14 | 1742d51155 |
15 | c3eb7854b |
hex | 751b334f7 |
31435470071 has 8 divisors (see below), whose sum is σ = 31652191200. Its totient is φ = 31218861600.
The previous prime is 31435470061. The next prime is 31435470091. The reversal of 31435470071 is 17007453413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31435470071 - 26 = 31435470007 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31435470061) 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, 576245 + ... + 628433.
It is an arithmetic number, because the mean of its divisors is an integer number (3956523900).
Almost surely, 231435470071 is an apocalyptic number.
31435470071 is a deficient number, since it is larger than the sum of its proper divisors (216721129).
31435470071 is a wasteful number, since it uses less digits than its factorization.
31435470071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56329.
The product of its (nonzero) digits is 35280, while the sum is 35.
The spelling of 31435470071 in words is "thirty-one billion, four hundred thirty-five million, four hundred seventy thousand, seventy-one".
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