Base | Representation |
---|---|
bin | 10101101011110100010… |
… | …001111011000001110101 |
3 | 12021110100121100010010210 |
4 | 111223310101323001311 |
5 | 143403320144221344 |
6 | 3100322500340033 |
7 | 212442323464431 |
oct | 25536421730165 |
9 | 5243317303123 |
10 | 1490157023349 |
11 | 524a76878345 |
12 | 2009766a4619 |
13 | aa6a1116a77 |
14 | 521a42dd9c1 |
15 | 28b681a6db9 |
hex | 15af447b075 |
1490157023349 has 16 divisors (see below), whose sum is σ = 2034633427200. Its totient is φ = 969841906176.
The previous prime is 1490157023273. The next prime is 1490157023393. The reversal of 1490157023349 is 9433207510941.
It is not a de Polignac number, because 1490157023349 - 28 = 1490157023093 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1490157023298 and 1490157023307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1490157023549) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35302404 + ... + 35344589.
It is an arithmetic number, because the mean of its divisors is an integer number (127164589200).
Almost surely, 21490157023349 is an apocalyptic number.
It is an amenable number.
1490157023349 is a deficient number, since it is larger than the sum of its proper divisors (544476403851).
1490157023349 is an equidigital number, since it uses as much as digits as its factorization.
1490157023349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70647164.
The product of its (nonzero) digits is 816480, while the sum is 48.
The spelling of 1490157023349 in words is "one trillion, four hundred ninety billion, one hundred fifty-seven million, twenty-three thousand, three hundred forty-nine".
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