Base | Representation |
---|---|
bin | 10001011110111… |
… | …00011001100100 |
3 | 101012221211121000 |
4 | 20233130121210 |
5 | 300020423240 |
6 | 22315153300 |
7 | 3430355034 |
oct | 1057343144 |
9 | 335854530 |
10 | 146654820 |
11 | 75867a34 |
12 | 41145830 |
13 | 244ca400 |
14 | 156978c4 |
15 | cd1d430 |
hex | 8bdc664 |
146654820 has 144 divisors (see below), whose sum is σ = 494363520. Its totient is φ = 36077184.
The previous prime is 146654789. The next prime is 146654861. The reversal of 146654820 is 28456641.
146654820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90457 + ... + 92063.
It is an arithmetic number, because the mean of its divisors is an integer number (3433080).
Almost surely, 2146654820 is an apocalyptic number.
146654820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 146654820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247181760).
146654820 is an abundant number, since it is smaller than the sum of its proper divisors (347708700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
146654820 is a wasteful number, since it uses less digits than its factorization.
146654820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1651 (or 1630 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 36.
The square root of 146654820 is about 12110.1123033604. The cubic root of 146654820 is about 527.3497936394.
The spelling of 146654820 in words is "one hundred forty-six million, six hundred fifty-four thousand, eight hundred twenty".
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