Base | Representation |
---|---|
bin | 10001010100000… |
… | …10010001001110 |
3 | 101010021210210202 |
4 | 20222002101032 |
5 | 244140041240 |
6 | 22224533502 |
7 | 3412331456 |
oct | 1052022116 |
9 | 333253722 |
10 | 145237070 |
11 | 74a89840 |
12 | 40781292 |
13 | 24121cc4 |
14 | 15408d66 |
15 | cb3d315 |
hex | 8a8244e |
145237070 has 16 divisors (see below), whose sum is σ = 285193008. Its totient is φ = 52813440.
The previous prime is 145237049. The next prime is 145237093. The reversal of 145237070 is 70732541.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 660059 + ... + 660278.
It is an arithmetic number, because the mean of its divisors is an integer number (17824563).
Almost surely, 2145237070 is an apocalyptic number.
145237070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145237070 is a deficient number, since it is larger than the sum of its proper divisors (139955938).
145237070 is a wasteful number, since it uses less digits than its factorization.
145237070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1320355.
The product of its (nonzero) digits is 5880, while the sum is 29.
The square root of 145237070 is about 12051.4343544659. The cubic root of 145237070 is about 525.6449458532.
The spelling of 145237070 in words is "one hundred forty-five million, two hundred thirty-seven thousand, seventy".
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