Base | Representation |
---|---|
bin | 10000110000010… |
… | …00000001111000 |
3 | 100210110021110221 |
4 | 20120020001320 |
5 | 241434321242 |
6 | 21540145424 |
7 | 3324405436 |
oct | 1030100170 |
9 | 323407427 |
10 | 140542072 |
11 | 72372380 |
12 | 3b098274 |
13 | 23169cb8 |
14 | 14945d56 |
15 | c512167 |
hex | 8608078 |
140542072 has 16 divisors (see below), whose sum is σ = 287472600. Its totient is φ = 63882720.
The previous prime is 140542063. The next prime is 140542097. The reversal of 140542072 is 270245041.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 798447 + ... + 798622.
Almost surely, 2140542072 is an apocalyptic number.
It is an amenable number.
140542072 is an abundant number, since it is smaller than the sum of its proper divisors (146930528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140542072 is a wasteful number, since it uses less digits than its factorization.
140542072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1597086 (or 1597082 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 140542072 is about 11855.0441585006. The cubic root of 140542072 is about 519.9187151051.
The spelling of 140542072 in words is "one hundred forty million, five hundred forty-two thousand, seventy-two".
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