Base | Representation |
---|---|
bin | 10000111100000… |
… | …11101101010000 |
3 | 100220101021202110 |
4 | 20132003231100 |
5 | 242334102412 |
6 | 22033345320 |
7 | 3343543434 |
oct | 1036035520 |
9 | 326337673 |
10 | 142097232 |
11 | 73234832 |
12 | 3b708240 |
13 | 23592b04 |
14 | 14c2c9c4 |
15 | c71cd3c |
hex | 8783b50 |
142097232 has 40 divisors (see below), whose sum is σ = 367630240. Its totient is φ = 47295360.
The previous prime is 142097173. The next prime is 142097261. The reversal of 142097232 is 232790241.
It is a self number, because there is not a number n which added to its sum of digits gives 142097232.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38007 + ... + 41577.
It is an arithmetic number, because the mean of its divisors is an integer number (9190756).
Almost surely, 2142097232 is an apocalyptic number.
142097232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
142097232 is an abundant number, since it is smaller than the sum of its proper divisors (225533008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142097232 is a wasteful number, since it uses less digits than its factorization.
142097232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4411 (or 4405 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 142097232 is about 11920.4543537568. The cubic root of 142097232 is about 521.8293947837.
The spelling of 142097232 in words is "one hundred forty-two million, ninety-seven thousand, two hundred thirty-two".
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