Base | Representation |
---|---|
bin | 10001010011011… |
… | …01001000100101 |
3 | 101010010102001111 |
4 | 20221231020211 |
5 | 244124304001 |
6 | 22223025021 |
7 | 3411521206 |
oct | 1051551045 |
9 | 333112044 |
10 | 145150501 |
11 | 74a2a7a1 |
12 | 4073b171 |
13 | 240c1792 |
14 | 153c55ad |
15 | cb22851 |
hex | 8a6d225 |
145150501 has 4 divisors (see below), whose sum is σ = 145201600. Its totient is φ = 145099404.
The previous prime is 145150427. The next prime is 145150513. The reversal of 145150501 is 105051541.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 145150501 - 211 = 145148453 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145150601) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21021 + ... + 27058.
It is an arithmetic number, because the mean of its divisors is an integer number (36300400).
Almost surely, 2145150501 is an apocalyptic number.
It is an amenable number.
145150501 is a deficient number, since it is larger than the sum of its proper divisors (51099).
145150501 is an equidigital number, since it uses as much as digits as its factorization.
145150501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51098.
The product of its (nonzero) digits is 500, while the sum is 22.
The square root of 145150501 is about 12047.8421719410. The cubic root of 145150501 is about 525.5404876701.
It can be divided in two parts, 14 and 5150501, that added together give a palindrome (5150515).
The spelling of 145150501 in words is "one hundred forty-five million, one hundred fifty thousand, five hundred one".
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