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13403000 = 2353131031
BaseRepresentation
bin110011001000…
…001101111000
3221012221110102
4303020031320
511412344000
61155134532
7221631542
oct63101570
927187412
1013403000
117624966
1245a4448
132a13790
141acc692
15129b3d5
hexcc8378

13403000 has 64 divisors (see below), whose sum is σ = 33808320. Its totient is φ = 4944000.

The previous prime is 13402993. The next prime is 13403041. The reversal of 13403000 is 30431.

It is a congruent number.

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, 12485 + ... + 13515.

It is an arithmetic number, because the mean of its divisors is an integer number (528255).

Almost surely, 213403000 is an apocalyptic number.

13403000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13403000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16904160).

13403000 is an abundant number, since it is smaller than the sum of its proper divisors (20405320).

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

13403000 is a wasteful number, since it uses less digits than its factorization.

13403000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065 (or 1051 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 13403000 is about 3661.0107893859. The cubic root of 13403000 is about 237.5384979144.

Adding to 13403000 its reverse (30431), we get a palindrome (13433431).

The spelling of 13403000 in words is "thirteen million, four hundred three thousand".

Divisors: 1 2 4 5 8 10 13 20 25 26 40 50 52 65 100 104 125 130 200 250 260 325 500 520 650 1000 1031 1300 1625 2062 2600 3250 4124 5155 6500 8248 10310 13000 13403 20620 25775 26806 41240 51550 53612 67015 103100 107224 128875 134030 206200 257750 268060 335075 515500 536120 670150 1031000 1340300 1675375 2680600 3350750 6701500 13403000