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13395400 = 235266977
BaseRepresentation
bin110011000110…
…010111001000
3221012120000221
4303012113020
511412123100
61155035424
7221600434
oct63062710
927176027
1013395400
11761a187
12459bb74
132a10195
141ac99c4
15129901a
hexcc65c8

13395400 has 24 divisors (see below), whose sum is σ = 31144770. Its totient is φ = 5358080.

The previous prime is 13395383. The next prime is 13395433. The reversal of 13395400 is 459331.

It can be written as a sum of positive squares in 3 ways, for example, as 5788836 + 7606564 = 2406^2 + 2758^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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 5 ways as a sum of consecutive naturals, for example, 33289 + ... + 33688.

Almost surely, 213395400 is an apocalyptic number.

13395400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13395400 is an abundant number, since it is smaller than the sum of its proper divisors (17749370).

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

13395400 is a wasteful number, since it uses less digits than its factorization.

13395400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66993 (or 66984 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 13395400 is about 3659.9726774936. The cubic root of 13395400 is about 237.4935917015.

The spelling of 13395400 in words is "thirteen million, three hundred ninety-five thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 66977 133954 267908 334885 535816 669770 1339540 1674425 2679080 3348850 6697700 13395400