Base | Representation |
---|---|
bin | 10001010111011… |
… | …01000000010000 |
3 | 101011010000111211 |
4 | 20223231000100 |
5 | 244243034011 |
6 | 22242145504 |
7 | 3416132200 |
oct | 1053550020 |
9 | 334100454 |
10 | 145674256 |
11 | 75258252 |
12 | 40952294 |
13 | 24245cb0 |
14 | 154c0400 |
15 | cbc7b21 |
hex | 8aed010 |
145674256 has 60 divisors (see below), whose sum is σ = 353604972. Its totient is φ = 57625344.
The previous prime is 145674251. The next prime is 145674257. The reversal of 145674256 is 652476541.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 7376656 + 138297600 = 2716^2 + 11760^2 .
It is a super-2 number, since 2×1456742562 = 42441977722307072, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145674251) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3046 + ... + 17338.
Almost surely, 2145674256 is an apocalyptic number.
145674256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 145674256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176802486).
145674256 is an abundant number, since it is smaller than the sum of its proper divisors (207930716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145674256 is a wasteful number, since it uses less digits than its factorization.
145674256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14328 (or 14315 counting only the distinct ones).
The product of its digits is 201600, while the sum is 40.
The square root of 145674256 is about 12069.5590640255. The cubic root of 145674256 is about 526.1718416695.
The spelling of 145674256 in words is "one hundred forty-five million, six hundred seventy-four thousand, two hundred fifty-six".
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