Base | Representation |
---|---|
bin | 111000111010111111… |
… | …010001011000111101 |
3 | 12211202111120102002100 |
4 | 320322333101120331 |
5 | 2000133004110343 |
6 | 44024444415313 |
7 | 4262406454536 |
oct | 707277213075 |
9 | 184674512070 |
10 | 61119206973 |
11 | 23a14220900 |
12 | ba18847539 |
13 | 59c05a4336 |
14 | 2d5b39168d |
15 | 18cab2e9d3 |
hex | e3afd163d |
61119206973 has 144 divisors (see below), whose sum is σ = 110485589760. Its totient is φ = 32316641280.
The previous prime is 61119206807. The next prime is 61119206987. The reversal of 61119206973 is 37960291116.
61119206973 is a `hidden beast` number, since 611 + 1 + 9 + 20 + 6 + 9 + 7 + 3 = 666.
It is not a de Polignac number, because 61119206973 - 216 = 61119141437 is a prime.
It is a super-2 number, since 2×611192069732 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61119201973) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 16530261 + ... + 16533957.
It is an arithmetic number, because the mean of its divisors is an integer number (767261040).
Almost surely, 261119206973 is an apocalyptic number.
It is an amenable number.
61119206973 is a deficient number, since it is larger than the sum of its proper divisors (49366382787).
61119206973 is a wasteful number, since it uses less digits than its factorization.
61119206973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3808 (or 3794 counting only the distinct ones).
The product of its (nonzero) digits is 122472, while the sum is 45.
The spelling of 61119206973 in words is "sixty-one billion, one hundred nineteen million, two hundred six thousand, nine hundred seventy-three".
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