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133201140 = 223514811499
BaseRepresentation
bin1111111000001…
…11110011110100
3100021122022121120
413330013303310
5233044414030
621114543540
73205122342
oct774076364
9307568546
10133201140
1169208a96
1238737bb0
1321799857
1413994992
15ba62010
hex7f07cf4

133201140 has 48 divisors (see below), whose sum is σ = 373464000. Its totient is φ = 35472640.

The previous prime is 133201099. The next prime is 133201151. The reversal of 133201140 is 41102331.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88111 + ... + 89609.

It is an arithmetic number, because the mean of its divisors is an integer number (7780500).

Almost surely, 2133201140 is an apocalyptic number.

133201140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133201140 is an abundant number, since it is smaller than the sum of its proper divisors (240262860).

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

133201140 is a wasteful number, since it uses less digits than its factorization.

133201140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992 (or 2990 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 133201140 is about 11541.2798250454. The cubic root of 133201140 is about 510.7040641041.

Adding to 133201140 its reverse (41102331), we get a palindrome (174303471).

The spelling of 133201140 in words is "one hundred thirty-three million, two hundred one thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1481 1499 2962 2998 4443 4497 5924 5996 7405 7495 8886 8994 14810 14990 17772 17988 22215 22485 29620 29980 44430 44970 88860 89940 2220019 4440038 6660057 8880076 11100095 13320114 22200190 26640228 33300285 44400380 66600570 133201140