Base | Representation |
---|---|
bin | 10001010111000… |
… | …00000010111110 |
3 | 101011000022201010 |
4 | 20223200002332 |
5 | 244234334212 |
6 | 22241100050 |
7 | 3415521360 |
oct | 1053400276 |
9 | 334008633 |
10 | 145621182 |
11 | 75221393 |
12 | 40927626 |
13 | 24227aa5 |
14 | 154a8d30 |
15 | cbb703c |
hex | 8ae00be |
145621182 has 16 divisors (see below), whose sum is σ = 332848512. Its totient is φ = 41606040.
The previous prime is 145621171. The next prime is 145621183. The reversal of 145621182 is 281126541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145621183) 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, 1733544 + ... + 1733627.
It is an arithmetic number, because the mean of its divisors is an integer number (20803032).
Almost surely, 2145621182 is an apocalyptic number.
145621182 is an abundant number, since it is smaller than the sum of its proper divisors (187227330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145621182 is a wasteful number, since it uses less digits than its factorization.
145621182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3467183.
The product of its digits is 3840, while the sum is 30.
The square root of 145621182 is about 12067.3601918564. The cubic root of 145621182 is about 526.1079332453.
The spelling of 145621182 in words is "one hundred forty-five million, six hundred twenty-one thousand, one hundred eighty-two".
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