Base | Representation |
---|---|
bin | 10001001101111… |
… | …01101111001010 |
3 | 101001202220120002 |
4 | 20212331233022 |
5 | 243433311244 |
6 | 22155403002 |
7 | 3402436523 |
oct | 1046755712 |
9 | 331686502 |
10 | 144432074 |
11 | 74589a56 |
12 | 40453462 |
13 | 23bcc787 |
14 | 1527984a |
15 | ca2ea4e |
hex | 89bdbca |
144432074 has 8 divisors (see below), whose sum is σ = 216700068. Its totient is φ = 72198720.
The previous prime is 144432073. The next prime is 144432077. The reversal of 144432074 is 470234441.
It can be written as a sum of positive squares in 2 ways, for example, as 143880025 + 552049 = 11995^2 + 743^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (144432073) 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, 8834 + ... + 19154.
Almost surely, 2144432074 is an apocalyptic number.
144432074 is a deficient number, since it is larger than the sum of its proper divisors (72267994).
144432074 is a wasteful number, since it uses less digits than its factorization.
144432074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17320.
The product of its (nonzero) digits is 10752, while the sum is 29.
The square root of 144432074 is about 12017.9895989304. The cubic root of 144432074 is about 524.6719934497.
The spelling of 144432074 in words is "one hundred forty-four million, four hundred thirty-two thousand, seventy-four".
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