Base | Representation |
---|---|
bin | 1000010101001110110… |
… | …1100011110000100001 |
3 | 111200110120002201122221 |
4 | 2011103231203300201 |
5 | 4321121410411031 |
6 | 145431252031041 |
7 | 13225050043525 |
oct | 2052355436041 |
9 | 450416081587 |
10 | 143138372641 |
11 | 55782974a40 |
12 | 238a8902481 |
13 | 10661b33c24 |
14 | 6cdc373d85 |
15 | 3acb4e9a11 |
hex | 2153b63c21 |
143138372641 has 16 divisors (see below), whose sum is σ = 165350801088. Its totient is φ = 122460595200.
The previous prime is 143138372603. The next prime is 143138372687. The reversal of 143138372641 is 146273831341.
It is a cyclic number.
It is not a de Polignac number, because 143138372641 - 29 = 143138372129 is a prime.
It is not an unprimeable number, because it can be changed into a prime (143138372141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2697001 + ... + 2749561.
It is an arithmetic number, because the mean of its divisors is an integer number (10334425068).
Almost surely, 2143138372641 is an apocalyptic number.
143138372641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
143138372641 is a deficient number, since it is larger than the sum of its proper divisors (22212428447).
143138372641 is a wasteful number, since it uses less digits than its factorization.
143138372641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67152.
The product of its digits is 290304, while the sum is 43.
The spelling of 143138372641 in words is "one hundred forty-three billion, one hundred thirty-eight million, three hundred seventy-two thousand, six hundred forty-one".
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