Base | Representation |
---|---|
bin | 100100100010110… |
… | …100001100110001 |
3 | 1120201200000222110 |
4 | 210202310030301 |
5 | 2223423401411 |
6 | 140500555533 |
7 | 21123214311 |
oct | 4442641461 |
9 | 1521600873 |
10 | 613106481 |
11 | 29509aa79 |
12 | 1513b2ba9 |
13 | 9a037400 |
14 | 5b5d9441 |
15 | 38c5b2a6 |
hex | 248b4331 |
613106481 has 24 divisors (see below), whose sum is σ = 898456800. Its totient is φ = 371644416.
The previous prime is 613106477. The next prime is 613106519. The reversal of 613106481 is 184601316.
It is not a de Polignac number, because 613106481 - 22 = 613106477 is a prime.
It is a super-3 number, since 3×6131064813 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (613106881) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24945 + ... + 42993.
It is an arithmetic number, because the mean of its divisors is an integer number (37435700).
Almost surely, 2613106481 is an apocalyptic number.
It is an amenable number.
613106481 is a deficient number, since it is larger than the sum of its proper divisors (285350319).
613106481 is a wasteful number, since it uses less digits than its factorization.
613106481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18145 (or 18132 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 30.
The square root of 613106481 is about 24760.9870764475. The cubic root of 613106481 is about 849.5298350235.
Adding to 613106481 its reverse (184601316), we get a palindrome (797707797).
The spelling of 613106481 in words is "six hundred thirteen million, one hundred six thousand, four hundred eighty-one".
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