Base | Representation |
---|---|
bin | 10001010011000… |
… | …00111111010000 |
3 | 101010000212210221 |
4 | 20221200333100 |
5 | 244121211002 |
6 | 22222002424 |
7 | 3411223156 |
oct | 1051407720 |
9 | 333025727 |
10 | 145100752 |
11 | 749a6385 |
12 | 40716414 |
13 | 240a4c44 |
14 | 153b13d6 |
15 | cb12c37 |
hex | 8a60fd0 |
145100752 has 20 divisors (see below), whose sum is σ = 282186180. Its totient is φ = 72278528.
The previous prime is 145100743. The next prime is 145100759. The reversal of 145100752 is 257001541.
It can be written as a sum of positive squares in 2 ways, for example, as 14318656 + 130782096 = 3784^2 + 11436^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145100759) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12553 + ... + 21160.
It is an arithmetic number, because the mean of its divisors is an integer number (14109309).
Almost surely, 2145100752 is an apocalyptic number.
It is an amenable number.
145100752 is a deficient number, since it is larger than the sum of its proper divisors (137085428).
145100752 is a wasteful number, since it uses less digits than its factorization.
145100752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33990 (or 33984 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 25.
The square root of 145100752 is about 12045.7773514207. Note that the first 3 decimals coincide. The cubic root of 145100752 is about 525.4804394188.
The spelling of 145100752 in words is "one hundred forty-five million, one hundred thousand, seven hundred fifty-two".
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