Base | Representation |
---|---|
bin | 10001010010010… |
… | …00111111010111 |
3 | 101002211212222022 |
4 | 20221020333113 |
5 | 244110034310 |
6 | 22215523355 |
7 | 3410333453 |
oct | 1051107727 |
9 | 332755868 |
10 | 145002455 |
11 | 74939544 |
12 | 4068955b |
13 | 2406c290 |
14 | 15387663 |
15 | cae3a55 |
hex | 8a48fd7 |
145002455 has 16 divisors (see below), whose sum is σ = 189960960. Its totient is φ = 105608448.
The previous prime is 145002443. The next prime is 145002461. The reversal of 145002455 is 554200541.
It is a cyclic number.
It is not a de Polignac number, because 145002455 - 24 = 145002439 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10535 + ... + 20024.
It is an arithmetic number, because the mean of its divisors is an integer number (11872560).
Almost surely, 2145002455 is an apocalyptic number.
145002455 is a deficient number, since it is larger than the sum of its proper divisors (44958505).
145002455 is a wasteful number, since it uses less digits than its factorization.
145002455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30650.
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 145002455 is about 12041.6965166873. The cubic root of 145002455 is about 525.3617521885.
Adding to 145002455 its reverse (554200541), we get a palindrome (699202996).
The spelling of 145002455 in words is "one hundred forty-five million, two thousand, four hundred fifty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •