Base | Representation |
---|---|
bin | 111000110011111001… |
… | …001000011111011111 |
3 | 12211110012120001102200 |
4 | 320303321020133133 |
5 | 1444412020012101 |
6 | 44004553022543 |
7 | 4256432531523 |
oct | 706371103737 |
9 | 184405501380 |
10 | 61000157151 |
11 | 23962aa8a1a |
12 | b9a49b4a53 |
13 | 59a1a20a5b |
14 | 2d49641d83 |
15 | 18c0465986 |
hex | e33e487df |
61000157151 has 12 divisors (see below), whose sum is σ = 90260395680. Its totient is φ = 39674898720.
The previous prime is 61000157131. The next prime is 61000157177. The reversal of 61000157151 is 15175100016.
It is a happy number.
It is not a de Polignac number, because 61000157151 - 213 = 61000148959 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61000157131) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82655671 + ... + 82656408.
It is an arithmetic number, because the mean of its divisors is an integer number (7521699640).
Almost surely, 261000157151 is an apocalyptic number.
61000157151 is a deficient number, since it is larger than the sum of its proper divisors (29260238529).
61000157151 is a wasteful number, since it uses less digits than its factorization.
61000157151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165312126 (or 165312123 counting only the distinct ones).
The product of its (nonzero) digits is 1050, while the sum is 27.
Adding to 61000157151 its reverse (15175100016), we get a palindrome (76175257167).
The spelling of 61000157151 in words is "sixty-one billion, one hundred fifty-seven thousand, one hundred fifty-one".
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