Base | Representation |
---|---|
bin | 10001010010010… |
… | …10111100010011 |
3 | 101002212021221110 |
4 | 20221022330103 |
5 | 244110313301 |
6 | 22220024403 |
7 | 3410365665 |
oct | 1051127423 |
9 | 332767843 |
10 | 145010451 |
11 | 74944553 |
12 | 40692103 |
13 | 24072b01 |
14 | 1538a535 |
15 | cae60d6 |
hex | 8a4af13 |
145010451 has 24 divisors (see below), whose sum is σ = 205246224. Its totient is φ = 91054080.
The previous prime is 145010449. The next prime is 145010473. The reversal of 145010451 is 154010541.
It is not a de Polignac number, because 145010451 - 21 = 145010449 is a prime.
It is not an unprimeable number, because it can be changed into a prime (145010431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 278071 + ... + 278591.
It is an arithmetic number, because the mean of its divisors is an integer number (8551926).
Almost surely, 2145010451 is an apocalyptic number.
145010451 is a deficient number, since it is larger than the sum of its proper divisors (60235773).
145010451 is a wasteful number, since it uses less digits than its factorization.
145010451 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 819 (or 800 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 145010451 is about 12042.0285251281. The cubic root of 145010451 is about 525.3714088419.
Adding to 145010451 its reverse (154010541), we get a palindrome (299020992).
The spelling of 145010451 in words is "one hundred forty-five million, ten thousand, four hundred fifty-one".
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