Base | Representation |
---|---|
bin | 1000010010000000010… |
… | …0001011101000001011 |
3 | 111121020011122202000212 |
4 | 2010200010023220023 |
5 | 4312333100403013 |
6 | 145205300151335 |
7 | 13164426044066 |
oct | 2044004135013 |
9 | 447204582025 |
10 | 142271887883 |
11 | 55378854134 |
12 | 236a669854b |
13 | 10554473558 |
14 | 6c5925d8dd |
15 | 3a7a3dd6a8 |
hex | 212010ba0b |
142271887883 has 16 divisors (see below), whose sum is σ = 149100023616. Its totient is φ = 135625881600.
The previous prime is 142271887787. The next prime is 142271887903. The reversal of 142271887883 is 388788172241.
It is a cyclic number.
It is not a de Polignac number, because 142271887883 - 218 = 142271625739 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142271887283) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233435 + ... + 582267.
It is an arithmetic number, because the mean of its divisors is an integer number (9318751476).
Almost surely, 2142271887883 is an apocalyptic number.
142271887883 is a deficient number, since it is larger than the sum of its proper divisors (6828135733).
142271887883 is a wasteful number, since it uses less digits than its factorization.
142271887883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 349094.
The product of its digits is 9633792, while the sum is 59.
The spelling of 142271887883 in words is "one hundred forty-two billion, two hundred seventy-one million, eight hundred eighty-seven thousand, eight hundred eighty-three".
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