Base | Representation |
---|---|
bin | 10001010011110… |
… | …10101100111010 |
3 | 101010020020021202 |
4 | 20221322230322 |
5 | 244133043244 |
6 | 22224134202 |
7 | 3412142216 |
oct | 1051725472 |
9 | 333206252 |
10 | 145206074 |
11 | 74a68522 |
12 | 40767362 |
13 | 24110b70 |
14 | 153db946 |
15 | cb3404e |
hex | 8a7ab3a |
145206074 has 16 divisors (see below), whose sum is σ = 242653320. Its totient is φ = 64706880.
The previous prime is 145206067. The next prime is 145206079. The reversal of 145206074 is 470602541.
It can be written as a sum of positive squares in 4 ways, for example, as 129800449 + 15405625 = 11393^2 + 3925^2 .
It is a Harshad number since it is a multiple of its sum of digits (29).
It is not an unprimeable number, because it can be changed into a prime (145206079) 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, 95537 + ... + 97044.
Almost surely, 2145206074 is an apocalyptic number.
145206074 is a deficient number, since it is larger than the sum of its proper divisors (97447246).
145206074 is a wasteful number, since it uses less digits than its factorization.
145206074 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192625.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 145206074 is about 12050.1482978426. The cubic root of 145206074 is about 525.6075494090.
The spelling of 145206074 in words is "one hundred forty-five million, two hundred six thousand, seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •