Base | Representation |
---|---|
bin | 1000010001100110001… |
… | …1010101000100001000 |
3 | 111120221120000222101000 |
4 | 2010121203111010020 |
5 | 4312122112044423 |
6 | 145150354055000 |
7 | 13161631160661 |
oct | 2043143250410 |
9 | 446846028330 |
10 | 142162612488 |
11 | 553220a7996 |
12 | 23675b7a460 |
13 | 10537932c60 |
14 | 6c48936368 |
15 | 3a70a05843 |
hex | 21198d5108 |
142162612488 has 128 divisors (see below), whose sum is σ = 426014668800. Its totient is φ = 43666034688.
The previous prime is 142162612483. The next prime is 142162612541. The reversal of 142162612488 is 884216261241.
142162612488 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 626 + 12 + 4 + 8 + 8 = 666.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (142162612483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1576345 + ... + 1664087.
It is an arithmetic number, because the mean of its divisors is an integer number (3328239600).
Almost surely, 2142162612488 is an apocalyptic number.
142162612488 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142162612488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213007334400).
142162612488 is an abundant number, since it is smaller than the sum of its proper divisors (283852056312).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142162612488 is a wasteful number, since it uses less digits than its factorization.
142162612488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88348 (or 88338 counting only the distinct ones).
The product of its digits is 294912, while the sum is 45.
The spelling of 142162612488 in words is "one hundred forty-two billion, one hundred sixty-two million, six hundred twelve thousand, four hundred eighty-eight".
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