Base | Representation |
---|---|
bin | 10001010111001… |
… | …11001001100100 |
3 | 101011001210121200 |
4 | 20223213021210 |
5 | 244241302101 |
6 | 22241442500 |
7 | 3416002242 |
oct | 1053471144 |
9 | 334053550 |
10 | 145650276 |
11 | 75241232 |
12 | 40940430 |
13 | 242380c5 |
14 | 154b5792 |
15 | cbc0986 |
hex | 8ae7264 |
145650276 has 72 divisors (see below), whose sum is σ = 400108800. Its totient is φ = 44504640.
The previous prime is 145650259. The next prime is 145650277. The reversal of 145650276 is 672056541.
It is a happy number.
145650276 is a `hidden beast` number, since 145 + 6 + 502 + 7 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 145650276.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145650277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17770 + ... + 24638.
Almost surely, 2145650276 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145650276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200054400).
145650276 is an abundant number, since it is smaller than the sum of its proper divisors (254458524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145650276 is a wasteful number, since it uses less digits than its factorization.
145650276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6929 (or 6924 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 145650276 is about 12068.5656148525. The cubic root of 145650276 is about 526.1429683611.
The spelling of 145650276 in words is "one hundred forty-five million, six hundred fifty thousand, two hundred seventy-six".
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