Base | Representation |
---|---|
bin | 111000110111001010… |
… | …010111010100110101 |
3 | 12211121000202122220201 |
4 | 320313022113110311 |
5 | 2000020040143010 |
6 | 44014232400501 |
7 | 4260666662650 |
oct | 706712272465 |
9 | 184530678821 |
10 | 61055006005 |
11 | 23990a60754 |
12 | b9bb246131 |
13 | 59b01b61b6 |
14 | 2d52a3c897 |
15 | 18c519c23a |
hex | e37297535 |
61055006005 has 8 divisors (see below), whose sum is σ = 83732579712. Its totient is φ = 41866289808.
The previous prime is 61055006003. The next prime is 61055006041. The reversal of 61055006005 is 50060055016.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 61055006005 - 21 = 61055006003 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61055006003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872214337 + ... + 872214406.
It is an arithmetic number, because the mean of its divisors is an integer number (10466572464).
Almost surely, 261055006005 is an apocalyptic number.
It is an amenable number.
61055006005 is a deficient number, since it is larger than the sum of its proper divisors (22677573707).
61055006005 is a wasteful number, since it uses less digits than its factorization.
61055006005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1744428755.
The product of its (nonzero) digits is 4500, while the sum is 28.
The spelling of 61055006005 in words is "sixty-one billion, fifty-five million, six thousand, five".
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