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13442030 = 257192029
BaseRepresentation
bin110011010001…
…101111101110
3221021220222222
4303101233232
511420121110
61200035342
7222153410
oct63215756
927256888
1013442030
117651218
124602b52
132a28484
141adc9b0
1512a7c55
hexcd1bee

13442030 has 16 divisors (see below), whose sum is σ = 27652320. Its totient is φ = 4608672.

The previous prime is 13442017. The next prime is 13442057. The reversal of 13442030 is 3024431.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95945 + ... + 96084.

It is an arithmetic number, because the mean of its divisors is an integer number (1728270).

Almost surely, 213442030 is an apocalyptic number.

13442030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13442030 is an abundant number, since it is smaller than the sum of its proper divisors (14210290).

13442030 is a wasteful number, since it uses less digits than its factorization.

13442030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192043.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 13442030 is about 3666.3374094592. The cubic root of 13442030 is about 237.7688479063.

Adding to 13442030 its reverse (3024431), we get a palindrome (16466461).

The spelling of 13442030 in words is "thirteen million, four hundred forty-two thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 192029 384058 960145 1344203 1920290 2688406 6721015 13442030