Base | Representation |
---|---|
bin | 10001010110001… |
… | …00001101011010 |
3 | 101010210112022011 |
4 | 20223010031122 |
5 | 244222212122 |
6 | 22234420134 |
7 | 3414535063 |
oct | 1053041532 |
9 | 333715264 |
10 | 145507162 |
11 | 75153759 |
12 | 4089164a |
13 | 241b7c18 |
14 | 1547956a |
15 | cb93377 |
hex | 8ac435a |
145507162 has 16 divisors (see below), whose sum is σ = 226156392. Its totient is φ = 70156800.
The previous prime is 145507151. The next prime is 145507169. The reversal of 145507162 is 261705541.
It can be written as a sum of positive squares in 4 ways, for example, as 118352641 + 27154521 = 10879^2 + 5211^2 .
It is not an unprimeable number, because it can be changed into a prime (145507169) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339 + ... + 17062.
Almost surely, 2145507162 is an apocalyptic number.
145507162 is a deficient number, since it is larger than the sum of its proper divisors (80649230).
145507162 is a wasteful number, since it uses less digits than its factorization.
145507162 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17553.
The product of its (nonzero) digits is 8400, while the sum is 31.
The square root of 145507162 is about 12062.6349526130. The cubic root of 145507162 is about 525.9705848895.
It can be divided in two parts, 14550 and 7162, that added together give a palindrome (21712).
The spelling of 145507162 in words is "one hundred forty-five million, five hundred seven thousand, one hundred sixty-two".
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