Base | Representation |
---|---|
bin | 111000111010001001… |
… | …010001000111111001 |
3 | 12211201111221011111220 |
4 | 320322021101013321 |
5 | 2000120343100410 |
6 | 44023221142253 |
7 | 4262145233061 |
oct | 707211210771 |
9 | 184644834456 |
10 | 61105050105 |
11 | 23a07231610 |
12 | ba13b5a989 |
13 | 59ba6886a8 |
14 | 2d595483a1 |
15 | 18c9785070 |
hex | e3a2511f9 |
61105050105 has 32 divisors (see below), whose sum is σ = 107251983360. Its totient is φ = 29461164480.
The previous prime is 61105050079. The next prime is 61105050131. The reversal of 61105050105 is 50105050116.
61105050105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (61105050079) and next prime (61105050131).
It is not a de Polignac number, because 61105050105 - 219 = 61104525817 is a prime.
It is a super-2 number, since 2×611050501052 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1004917 + ... + 1063986.
It is an arithmetic number, because the mean of its divisors is an integer number (3351624480).
Almost surely, 261105050105 is an apocalyptic number.
It is an amenable number.
61105050105 is a deficient number, since it is larger than the sum of its proper divisors (46146933255).
61105050105 is a wasteful number, since it uses less digits than its factorization.
61105050105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2069101.
The product of its (nonzero) digits is 750, while the sum is 24.
The spelling of 61105050105 in words is "sixty-one billion, one hundred five million, fifty thousand, one hundred five".
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