Base | Representation |
---|---|
bin | 100001100010010001… |
… | …1001111110001010111 |
3 | 20212212222210020021111 |
4 | 1003010203033301113 |
5 | 2134442331110321 |
6 | 53030103155451 |
7 | 5126435554654 |
oct | 1030443176127 |
9 | 225788706244 |
10 | 72017050711 |
11 | 285a6825131 |
12 | 11b5a445b87 |
13 | 6a392b1898 |
14 | 36b286cc2b |
15 | 1d177405e1 |
hex | 10c48cfc57 |
72017050711 has 8 divisors (see below), whose sum is σ = 72987792624. Its totient is φ = 71052759360.
The previous prime is 72017050669. The next prime is 72017050741. The reversal of 72017050711 is 11705071027.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72017050711 - 27 = 72017050583 is a prime.
It is a super-2 number, since 2×720170507112 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72017050741) 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, 1590160 + ... + 1634821.
It is an arithmetic number, because the mean of its divisors is an integer number (9123474078).
Almost surely, 272017050711 is an apocalyptic number.
72017050711 is a deficient number, since it is larger than the sum of its proper divisors (970741913).
72017050711 is a wasteful number, since it uses less digits than its factorization.
72017050711 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3225281.
The product of its (nonzero) digits is 3430, while the sum is 31.
The spelling of 72017050711 in words is "seventy-two billion, seventeen million, fifty thousand, seven hundred eleven".
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