Base | Representation |
---|---|
bin | 100000010100011110111001… |
… | …100010001011001111100110 |
3 | 200122021221020022102110021210 |
4 | 200110132321202023033212 |
5 | 122112401033140430110 |
6 | 1222152311552452250 |
7 | 41640432661266456 |
oct | 4024367142131746 |
9 | 618257208373253 |
10 | 142145055405030 |
11 | 4132341a075857 |
12 | 13b387b754a086 |
13 | 61412b4cc3c82 |
14 | 2715c0096dd66 |
15 | 11677bbe38520 |
hex | 8147b988b3e6 |
142145055405030 has 64 divisors (see below), whose sum is σ = 350372007353088. Its totient is φ = 36880494549120.
The previous prime is 142145055405019. The next prime is 142145055405047. The reversal of 142145055405030 is 30504550541241.
It is a super-3 number, since 3×1421450554050303 (a number of 43 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 142145055405030.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114783045 + ... + 116014815.
It is an arithmetic number, because the mean of its divisors is an integer number (5474562614892).
Almost surely, 2142145055405030 is an apocalyptic number.
142145055405030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142145055405030 is an abundant number, since it is smaller than the sum of its proper divisors (208226951948058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142145055405030 is a wasteful number, since it uses less digits than its factorization.
142145055405030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1335781.
The product of its (nonzero) digits is 240000, while the sum is 39.
The spelling of 142145055405030 in words is "one hundred forty-two trillion, one hundred forty-five billion, fifty-five million, four hundred five thousand, thirty".
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