Base | Representation |
---|---|
bin | 100000101001011110… |
… | …0011101011000111111 |
3 | 20200222011022202002021 |
4 | 1001102330131120333 |
5 | 2122041412314341 |
6 | 52113015141011 |
7 | 5031263104240 |
oct | 1012274353077 |
9 | 220864282067 |
10 | 70111057471 |
11 | 27808956204 |
12 | 11708074767 |
13 | 67c4460130 |
14 | 3571684cc7 |
15 | 1c5524b9d1 |
hex | 1052f1d63f |
70111057471 has 16 divisors (see below), whose sum is σ = 86316719104. Its totient is φ = 55455650784.
The previous prime is 70111057453. The next prime is 70111057507. The reversal of 70111057471 is 17475011107.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 70111057471 - 25 = 70111057439 is a prime.
It is a super-3 number, since 3×701110574713 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70111057411) 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, 188980 + ... + 419446.
It is an arithmetic number, because the mean of its divisors is an integer number (5394794944).
Almost surely, 270111057471 is an apocalyptic number.
70111057471 is a deficient number, since it is larger than the sum of its proper divisors (16205661633).
70111057471 is a wasteful number, since it uses less digits than its factorization.
70111057471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 233830.
The product of its (nonzero) digits is 6860, while the sum is 34.
Adding to 70111057471 its reverse (17475011107), we get a palindrome (87586068578).
The spelling of 70111057471 in words is "seventy billion, one hundred eleven million, fifty-seven thousand, four hundred seventy-one".
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