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13241900 = 2252718917
BaseRepresentation
bin110010100000…
…111000101100
3220220202110202
4302200320230
511342220100
61151453032
7220361060
oct62407054
926822422
1013241900
117524921
124527178
132988359
141a89aa0
1512687d5
hexca0e2c

13241900 has 36 divisors (see below), whose sum is σ = 32841648. Its totient is φ = 4539840.

The previous prime is 13241869. The next prime is 13241911. The reversal of 13241900 is 914231.

It is a super-2 number, since 2×132419002 = 350695831220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8759 + ... + 10158.

It is an arithmetic number, because the mean of its divisors is an integer number (912268).

Almost surely, 213241900 is an apocalyptic number.

13241900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13241900 is an abundant number, since it is smaller than the sum of its proper divisors (19599748).

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

13241900 is a wasteful number, since it uses less digits than its factorization.

13241900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18938 (or 18931 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 13241900 is about 3638.9421539783. The cubic root of 13241900 is about 236.5829455463.

It can be divided in two parts, 13241 and 900, that added together give a palindrome (14141).

The spelling of 13241900 in words is "thirteen million, two hundred forty-one thousand, nine hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 18917 37834 75668 94585 132419 189170 264838 378340 472925 529676 662095 945850 1324190 1891700 2648380 3310475 6620950 13241900