Base | Representation |
---|---|
bin | 11011111001100011001110… |
… | …10000001110010000010101 |
3 | 22001020002202211012212120010 |
4 | 31330301213100032100111 |
5 | 31020133420030141010 |
6 | 334252140413030433 |
7 | 15631316043351324 |
oct | 1574614720162025 |
9 | 261202684185503 |
10 | 61351045162005 |
11 | 18603917636aa5 |
12 | 6a6a2b0a85419 |
13 | 28304c0105ab1 |
14 | 11215993580bb |
15 | 715d34ec0620 |
hex | 37cc6740e415 |
61351045162005 has 32 divisors (see below), whose sum is σ = 98765143916544. Its totient is φ = 32519405295936.
The previous prime is 61351045161937. The next prime is 61351045162037. The reversal of 61351045162005 is 50026154015316.
It is not a de Polignac number, because 61351045162005 - 221 = 61351043064853 is a prime.
It is a congruent number.
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, 351520872 + ... + 351695358.
It is an arithmetic number, because the mean of its divisors is an integer number (3086410747392).
Almost surely, 261351045162005 is an apocalyptic number.
It is an amenable number.
61351045162005 is a deficient number, since it is larger than the sum of its proper divisors (37414098754539).
61351045162005 is a wasteful number, since it uses less digits than its factorization.
61351045162005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318465.
The product of its (nonzero) digits is 108000, while the sum is 39.
The spelling of 61351045162005 in words is "sixty-one trillion, three hundred fifty-one billion, forty-five million, one hundred sixty-two thousand, five".
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