Base | Representation |
---|---|
bin | 100001001100100101… |
… | …1110000000100001110 |
3 | 20211000021201100212220 |
4 | 1002121023300010032 |
5 | 2132000101034441 |
6 | 52425552440210 |
7 | 5102422336020 |
oct | 1023113600416 |
9 | 224007640786 |
10 | 71289471246 |
11 | 28263058994 |
12 | 11996849066 |
13 | 69516371a6 |
14 | 3643d96010 |
15 | 1cc3921466 |
hex | 10992f010e |
71289471246 has 32 divisors (see below), whose sum is σ = 171523541760. Its totient is φ = 19296398016.
The previous prime is 71289471229. The next prime is 71289471263. The reversal of 71289471246 is 64217498217.
It is an interprime number because it is at equal distance from previous prime (71289471229) and next prime (71289471263).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44666791 + ... + 44668386.
It is an arithmetic number, because the mean of its divisors is an integer number (5360110680).
Almost surely, 271289471246 is an apocalyptic number.
71289471246 is an abundant number, since it is smaller than the sum of its proper divisors (100234070514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71289471246 is a wasteful number, since it uses less digits than its factorization.
71289471246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89335208.
The product of its digits is 1354752, while the sum is 51.
The spelling of 71289471246 in words is "seventy-one billion, two hundred eighty-nine million, four hundred seventy-one thousand, two hundred forty-six".
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