Search a number
-
+
145004014 = 272502007
BaseRepresentation
bin10001010010010…
…01010111101110
3101002211222010001
420221021113232
5244110112024
622215534514
73410341141
oct1051112756
9332758101
10145004014
117493a731
124068a43a
132406cbbc
1415388058
15cae4244
hex8a495ee

145004014 has 4 divisors (see below), whose sum is σ = 217506024. Its totient is φ = 72502006.

The previous prime is 145004011. The next prime is 145004021. The reversal of 145004014 is 410400541.

Adding to 145004014 its reverse (410400541), we get a palindrome (555404555).

145004014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410400541 = 822149921.

It is a super-2 number, since 2×1450040142 = 42052328152224392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145003982 and 145004000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145004011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36251002 + ... + 36251005.

It is an arithmetic number, because the mean of its divisors is an integer number (54376506).

Almost surely, 2145004014 is an apocalyptic number.

145004014 is a deficient number, since it is larger than the sum of its proper divisors (72502010).

145004014 is an equidigital number, since it uses as much as digits as its factorization.

145004014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72502009.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 145004014 is about 12041.7612499169. The cubic root of 145004014 is about 525.3636349981.

The spelling of 145004014 in words is "one hundred forty-five million, four thousand, fourteen".

Divisors: 1 2 72502007 145004014