Base | Representation |
---|---|
bin | 11011110001000110111110… |
… | …10010010100010011010011 |
3 | 22000012101010011100000120111 |
4 | 31320203133102110103103 |
5 | 31000410412301411401 |
6 | 333511011532222151 |
7 | 15601340350354201 |
oct | 1570433722242323 |
9 | 260171104300514 |
10 | 61061001200851 |
11 | 18501909359083 |
12 | 6a2204590a957 |
13 | 280c048b41b42 |
14 | 11115225b4071 |
15 | 70d50b8d8e51 |
hex | 3788df4944d3 |
61061001200851 has 8 divisors (see below), whose sum is σ = 61336526170304. Its totient is φ = 60785659370880.
The previous prime is 61061001200839. The next prime is 61061001200873. The reversal of 61061001200851 is 15800210016016.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61061001200851 - 25 = 61061001200819 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61061001204851) 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, 45116520 + ... + 46450213.
It is an arithmetic number, because the mean of its divisors is an integer number (7667065771288).
Almost surely, 261061001200851 is an apocalyptic number.
61061001200851 is a deficient number, since it is larger than the sum of its proper divisors (275524969453).
61061001200851 is a wasteful number, since it uses less digits than its factorization.
61061001200851 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91569741.
The product of its (nonzero) digits is 2880, while the sum is 31.
Adding to 61061001200851 its reverse (15800210016016), we get a palindrome (76861211216867).
The spelling of 61061001200851 in words is "sixty-one trillion, sixty-one billion, one million, two hundred thousand, eight hundred fifty-one".
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