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13014420 = 2235316997
BaseRepresentation
bin110001101001…
…010110010100
3220111012102120
4301221112110
511312430140
61142535540
7215422626
oct61512624
926435376
1013014420
117389a21
1244375b0
132908953
141a2ac16
1512211d0
hexc69594

13014420 has 48 divisors (see below), whose sum is σ = 37621248. Its totient is φ = 3358080.

The previous prime is 13014413. The next prime is 13014427. The reversal of 13014420 is 2441031.

It is an interprime number because it is at equal distance from previous prime (13014413) and next prime (13014427).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 13014420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13014427) by changing a digit.

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, 1639 + ... + 5358.

It is an arithmetic number, because the mean of its divisors is an integer number (783776).

Almost surely, 213014420 is an apocalyptic number.

13014420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13014420 is an abundant number, since it is smaller than the sum of its proper divisors (24606828).

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

13014420 is a wasteful number, since it uses less digits than its factorization.

13014420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7040 (or 7038 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 13014420 is about 3607.5504154481. The cubic root of 13014420 is about 235.2203757395.

Adding to 13014420 its reverse (2441031), we get a palindrome (15455451).

The spelling of 13014420 in words is "thirteen million, fourteen thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 31 60 62 93 124 155 186 310 372 465 620 930 1860 6997 13994 20991 27988 34985 41982 69970 83964 104955 139940 209910 216907 419820 433814 650721 867628 1084535 1301442 2169070 2602884 3253605 4338140 6507210 13014420