Base | Representation |
---|---|
bin | 10001100001011… |
… | …11100101000000 |
3 | 101020121010221112 |
4 | 20300233211000 |
5 | 300112324040 |
6 | 22330342452 |
7 | 3433304240 |
oct | 1060574500 |
9 | 336533845 |
10 | 146995520 |
11 | 75a7aa01 |
12 | 4128aa28 |
13 | 245b94c9 |
14 | 15745b20 |
15 | cd89365 |
hex | 8c2f940 |
146995520 has 112 divisors (see below), whose sum is σ = 403799040. Its totient is φ = 49926144.
The previous prime is 146995477. The next prime is 146995531. The reversal of 146995520 is 25599641.
146995520 = T1 + T2 + ... + T958.
146995520 is a nontrivial binomial coefficient, being equal to C(960, 3).
It is a tau number, because it is divible by the number of its divisors (112).
It is a congruent number.
It is an unprimeable number.
It is the 958-th tetrahedral number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306641 + ... + 307119.
Almost surely, 2146995520 is an apocalyptic number.
146995520 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 146995520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201899520).
146995520 is an abundant number, since it is smaller than the sum of its proper divisors (256803520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
146995520 is a wasteful number, since it uses less digits than its factorization.
146995520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 640 (or 630 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 41.
The square root of 146995520 is about 12124.1708994883. The cubic root of 146995520 is about 527.7578473319.
The spelling of 146995520 in words is "one hundred forty-six million, nine hundred ninety-five thousand, five hundred twenty".
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