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13882530 = 2353591289
BaseRepresentation
bin110100111101…
…010010100010
3222010022020210
4310331102202
512023220110
61213314550
7225666564
oct64752242
928108223
1013882530
117922172
124795a56
132b50b1c
141bb5334
151343520
hexd3d4a2

13882530 has 32 divisors (see below), whose sum is σ = 33436800. Its totient is φ = 3688832.

The previous prime is 13882493. The next prime is 13882541. The reversal of 13882530 is 3528831.

It is a happy number.

13882530 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10126 + ... + 11414.

It is an arithmetic number, because the mean of its divisors is an integer number (1044900).

Almost surely, 213882530 is an apocalyptic number.

13882530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13882530 is an abundant number, since it is smaller than the sum of its proper divisors (19554270).

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

13882530 is a wasteful number, since it uses less digits than its factorization.

13882530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 13882530 is about 3725.9267303585. The cubic root of 13882530 is about 240.3382383655.

The spelling of 13882530 in words is "thirteen million, eight hundred eighty-two thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 359 718 1077 1289 1795 2154 2578 3590 3867 5385 6445 7734 10770 12890 19335 38670 462751 925502 1388253 2313755 2776506 4627510 6941265 13882530