Base | Representation |
---|---|
bin | 1000101010011001100… |
… | …1100100100110001100 |
3 | 112020010120020021010222 |
4 | 2022212121210212030 |
5 | 4414241034000140 |
6 | 152211154050512 |
7 | 13515625210520 |
oct | 2124631444614 |
9 | 466116207128 |
10 | 148820609420 |
11 | 5812939959a |
12 | 24a13879a38 |
13 | 11059122902 |
14 | 72baca7d80 |
15 | 3d102b55b5 |
hex | 22a666498c |
148820609420 has 48 divisors (see below), whose sum is σ = 368691068928. Its totient is φ = 49378265280.
The previous prime is 148820609393. The next prime is 148820609471. The reversal of 148820609420 is 24906028841.
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, 17140892 + ... + 17149571.
It is an arithmetic number, because the mean of its divisors is an integer number (7681063936).
Almost surely, 2148820609420 is an apocalyptic number.
148820609420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
148820609420 is an abundant number, since it is smaller than the sum of its proper divisors (219870459508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
148820609420 is a wasteful number, since it uses less digits than its factorization.
148820609420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34290510 (or 34290508 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 44.
The spelling of 148820609420 in words is "one hundred forty-eight billion, eight hundred twenty million, six hundred nine thousand, four hundred twenty".
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