Base | Representation |
---|---|
bin | 10001010111010… |
… | …00000101010100 |
3 | 101011001222212022 |
4 | 20223220011110 |
5 | 244241412400 |
6 | 22241512312 |
7 | 3416016344 |
oct | 1053500524 |
9 | 334058768 |
10 | 145654100 |
11 | 75244099 |
12 | 40942698 |
13 | 24239a77 |
14 | 154b6d24 |
15 | cbc1b85 |
hex | 8ae8154 |
145654100 has 18 divisors (see below), whose sum is σ = 316069614. Its totient is φ = 58261600.
The previous prime is 145654097. The next prime is 145654121. The reversal of 145654100 is 1456541.
It can be written as a sum of positive squares in 3 ways, for example, as 1317904 + 144336196 = 1148^2 + 12014^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 145654100.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 728171 + ... + 728370.
It is an arithmetic number, because the mean of its divisors is an integer number (17559423).
Almost surely, 2145654100 is an apocalyptic number.
145654100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
145654100 is an abundant number, since it is smaller than the sum of its proper divisors (170415514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145654100 is a wasteful number, since it uses less digits than its factorization.
145654100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1456555 (or 1456548 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 145654100 is about 12068.7240419193. The cubic root of 145654100 is about 526.1475728909.
Multiplying 145654100 by its reverse (1456541), we get a square (212151168468100 = 145654102).
145654100 divided by its reverse (1456541) gives a square (100 = 102).
The spelling of 145654100 in words is "one hundred forty-five million, six hundred fifty-four thousand, one hundred".
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