Search a number
-
+
13277490 = 2351572819
BaseRepresentation
bin110010101001…
…100100110010
3220222120021220
4302221210302
511344334430
61152325510
7220566612
oct62514462
926876256
1013277490
117549636
124543896
13299b605
141a98a42
151274110
hexca9932

13277490 has 32 divisors (see below), whose sum is σ = 32080320. Its totient is φ = 3516864.

The previous prime is 13277489. The next prime is 13277513. The reversal of 13277490 is 9477231.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3301 + ... + 6119.

It is an arithmetic number, because the mean of its divisors is an integer number (1002510).

Almost surely, 213277490 is an apocalyptic number.

13277490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13277490 is an abundant number, since it is smaller than the sum of its proper divisors (18802830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13277490 is a wasteful number, since it uses less digits than its factorization.

13277490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 13277490 is about 3643.8290300177. The cubic root of 13277490 is about 236.7947090863.

The spelling of 13277490 in words is "thirteen million, two hundred seventy-seven thousand, four hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 157 314 471 785 942 1570 2355 2819 4710 5638 8457 14095 16914 28190 42285 84570 442583 885166 1327749 2212915 2655498 4425830 6638745 13277490