Base | Representation |
---|---|
bin | 110011001000… |
… | …000110000101 |
3 | 221012220202221 |
4 | 303020012011 |
5 | 11412340001 |
6 | 1155132341 |
7 | 221630230 |
oct | 63100605 |
9 | 27186687 |
10 | 13402501 |
11 | 7624552 |
12 | 45a40b1 |
13 | 2a13498 |
14 | 1acc417 |
15 | 129b1a1 |
hex | cc8185 |
13402501 has 8 divisors (see below), whose sum is σ = 15396480. Its totient is φ = 11428368.
The previous prime is 13402471. The next prime is 13402513. The reversal of 13402501 is 10520431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13402501 - 25 = 13402469 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13402561) 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, 3481 + ... + 6238.
It is an arithmetic number, because the mean of its divisors is an integer number (1924560).
Almost surely, 213402501 is an apocalyptic number.
It is an amenable number.
13402501 is a deficient number, since it is larger than the sum of its proper divisors (1993979).
13402501 is an equidigital number, since it uses as much as digits as its factorization.
13402501 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9923.
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 13402501 is about 3660.9426381739. The cubic root of 13402501 is about 237.5355499878.
Adding to 13402501 its reverse (10520431), we get a palindrome (23922932).
The spelling of 13402501 in words is "thirteen million, four hundred two thousand, five hundred one".
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