Base | Representation |
---|---|
bin | 1000010010100101000… |
… | …0000110011011110000 |
3 | 111121121220122211002200 |
4 | 2010221100012123300 |
5 | 4313142024213110 |
6 | 145232443343200 |
7 | 13201310041554 |
oct | 2045120063360 |
9 | 447556584080 |
10 | 142426007280 |
11 | 5544784a337 |
12 | 2372a221b00 |
13 | 1057a38546b |
14 | 6c718db864 |
15 | 3a88bd36c0 |
hex | 21294066f0 |
142426007280 has 60 divisors (see below), whose sum is σ = 478314010200. Its totient is φ = 37980268416.
The previous prime is 142426007279. The next prime is 142426007333. The reversal of 142426007280 is 82700624241.
142426007280 is a `hidden beast` number, since 1 + 4 + 2 + 42 + 600 + 7 + 2 + 8 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a super-3 number, since 3×1424260072803 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98906230 + ... + 98907669.
It is an arithmetic number, because the mean of its divisors is an integer number (7971900170).
Almost surely, 2142426007280 is an apocalyptic number.
142426007280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142426007280 is an abundant number, since it is smaller than the sum of its proper divisors (335888002920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142426007280 is a wasteful number, since it uses less digits than its factorization.
142426007280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197813918 (or 197813909 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The spelling of 142426007280 in words is "one hundred forty-two billion, four hundred twenty-six million, seven thousand, two hundred eighty".
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