Base | Representation |
---|---|
bin | 100001011010011000… |
… | …0011011010100010001 |
3 | 20212012112011211122112 |
4 | 1002310300123110101 |
5 | 2133422012223132 |
6 | 52543515515105 |
7 | 5120040351446 |
oct | 1026460332421 |
9 | 225175154575 |
10 | 71752070417 |
11 | 2848019a555 |
12 | 11aa5758a95 |
13 | 69c6425801 |
14 | 36895b39cd |
15 | 1cee34cab2 |
hex | 10b4c1b511 |
71752070417 has 4 divisors (see below), whose sum is σ = 71757026880. Its totient is φ = 71747113956.
The previous prime is 71752070407. The next prime is 71752070419. The reversal of 71752070417 is 71407025717.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71407025717 = 229 ⋅311821073.
It is a cyclic number.
It is not a de Polignac number, because 71752070417 - 28 = 71752070161 is a prime.
It is a super-2 number, since 2×717520704172 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71752070419) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2456453 + ... + 2485490.
It is an arithmetic number, because the mean of its divisors is an integer number (17939256720).
Almost surely, 271752070417 is an apocalyptic number.
It is an amenable number.
71752070417 is a deficient number, since it is larger than the sum of its proper divisors (4956463).
71752070417 is a wasteful number, since it uses less digits than its factorization.
71752070417 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4956462.
The product of its (nonzero) digits is 96040, while the sum is 41.
The spelling of 71752070417 in words is "seventy-one billion, seven hundred fifty-two million, seventy thousand, four hundred seventeen".
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