Base | Representation |
---|---|
bin | 101001110010111… |
… | …1100000000001111 |
3 | 10121201222001020220 |
4 | 1103211330000033 |
5 | 10333012012111 |
6 | 351055242423 |
7 | 46516443156 |
oct | 12345740017 |
9 | 3551861226 |
10 | 1402454031 |
11 | 65a715520 |
12 | 331819413 |
13 | 19472a774 |
14 | d439059d |
15 | 831cbe06 |
hex | 5397c00f |
1402454031 has 32 divisors (see below), whose sum is σ = 2099263488. Its totient is φ = 825344640.
The previous prime is 1402454021. The next prime is 1402454069. The reversal of 1402454031 is 1304542041.
It is not a de Polignac number, because 1402454031 - 25 = 1402453999 is a prime.
It is a super-2 number, since 2×14024540312 = 3933754618136297922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1402453992 and 1402454010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1402454021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 894210 + ... + 895776.
It is an arithmetic number, because the mean of its divisors is an integer number (65601984).
Almost surely, 21402454031 is an apocalyptic number.
1402454031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1402454031 is a deficient number, since it is larger than the sum of its proper divisors (696809457).
1402454031 is a wasteful number, since it uses less digits than its factorization.
1402454031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2351.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 1402454031 is about 37449.3528782541. The cubic root of 1402454031 is about 1119.3422027588.
Adding to 1402454031 its reverse (1304542041), we get a palindrome (2706996072).
The spelling of 1402454031 in words is "one billion, four hundred two million, four hundred fifty-four thousand, thirty-one".
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