Base | Representation |
---|---|
bin | 101001110010100… |
… | …1001110011010011 |
3 | 10121201120121012001 |
4 | 1103211021303103 |
5 | 10332433422103 |
6 | 351051014431 |
7 | 46514625523 |
oct | 12345116323 |
9 | 3551517161 |
10 | 1402248403 |
11 | 65a594a86 |
12 | 33173a417 |
13 | 194687caa |
14 | d4339683 |
15 | 8318b01d |
hex | 53949cd3 |
1402248403 has 4 divisors (see below), whose sum is σ = 1402327840. Its totient is φ = 1402168968.
The previous prime is 1402248371. The next prime is 1402248433. The reversal of 1402248403 is 3048422041.
It is a happy number.
1402248403 is a nontrivial binomial coefficient, being equal to C(52958, 2).
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a 3-Lehmer number, since φ(1402248403) divides (1402248403-1)3.
It is a cyclic number.
It is not a de Polignac number, because 1402248403 - 25 = 1402248371 is a prime.
It is a deceptive number, since it divides R1402248402.
It is not an unprimeable number, because it can be changed into a prime (1402248433) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 52957.
It is an arithmetic number, because the mean of its divisors is an integer number (350581960).
Almost surely, 21402248403 is an apocalyptic number.
1402248403 is the 52957-th triangular number and also the 26479-th hexagonal number.
1402248403 is the 17653-rd centered nonagonal number.
1402248403 is a deficient number, since it is larger than the sum of its proper divisors (79437).
1402248403 is an equidigital number, since it uses as much as digits as its factorization.
1402248403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79436.
The product of its (nonzero) digits is 6144, while the sum is 28.
The square root of 1402248403 is about 37446.6073630175. The cubic root of 1402248403 is about 1119.2874940498.
The spelling of 1402248403 in words is "one billion, four hundred two million, two hundred forty-eight thousand, four hundred three".
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