Base | Representation |
---|---|
bin | 1000101000010010010… |
… | …0010000111110010101 |
3 | 112011200000011001221221 |
4 | 2022010210100332111 |
5 | 4412110231043120 |
6 | 152035000010341 |
7 | 13465563412504 |
oct | 2120444207625 |
9 | 464600131857 |
10 | 148252987285 |
11 | 57967a45697 |
12 | 248957609b1 |
13 | 10c98652420 |
14 | 726574c83b |
15 | 3cca5410aa |
hex | 2284910f95 |
148252987285 has 16 divisors (see below), whose sum is σ = 191598729840. Its totient is φ = 109473269760.
The previous prime is 148252987243. The next prime is 148252987297. The reversal of 148252987285 is 582789252841.
It can be written as a sum of positive squares in 8 ways, for example, as 4064190001 + 144188797284 = 63751^2 + 379722^2 .
It is not a de Polignac number, because 148252987285 - 225 = 148219432853 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447365 + ... + 1546405.
It is an arithmetic number, because the mean of its divisors is an integer number (11974920615).
Almost surely, 2148252987285 is an apocalyptic number.
It is an amenable number.
148252987285 is a deficient number, since it is larger than the sum of its proper divisors (43345742555).
148252987285 is a wasteful number, since it uses less digits than its factorization.
148252987285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122088.
The product of its digits is 25804800, while the sum is 61.
The spelling of 148252987285 in words is "one hundred forty-eight billion, two hundred fifty-two million, nine hundred eighty-seven thousand, two hundred eighty-five".
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