Base | Representation |
---|---|
bin | 1000010101001010100… |
… | …1000000101001001101 |
3 | 111200102022021202222110 |
4 | 2011102221000221031 |
5 | 4321102310344041 |
6 | 145425410534233 |
7 | 13224441232131 |
oct | 2052251005115 |
9 | 450368252873 |
10 | 143120403021 |
11 | 55773811112 |
12 | 238a2897379 |
13 | 1065b1b1a0b |
14 | 6cd9c173c1 |
15 | 3ac9b4a516 |
hex | 2152a40a4d |
143120403021 has 8 divisors (see below), whose sum is σ = 190849358304. Its totient is φ = 95402524880.
The previous prime is 143120402987. The next prime is 143120403053. The reversal of 143120403021 is 120304021341.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 143120403021 - 210 = 143120401997 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143120403121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2739090 + ... + 2790851.
It is an arithmetic number, because the mean of its divisors is an integer number (23856169788).
Almost surely, 2143120403021 is an apocalyptic number.
It is an amenable number.
143120403021 is a deficient number, since it is larger than the sum of its proper divisors (47728955283).
143120403021 is an equidigital number, since it uses as much as digits as its factorization.
143120403021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5538571.
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 143120403021 its reverse (120304021341), we get a palindrome (263424424362).
The spelling of 143120403021 in words is "one hundred forty-three billion, one hundred twenty million, four hundred three thousand, twenty-one".
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