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13752396 = 2233718191
BaseRepresentation
bin110100011101…
…100001001100
3221212200202000
4310131201030
512010034041
61210432300
7224615310
oct64354114
927780660
1013752396
117843419
124732690
132b06818
141b7db40
151319bb6
hexd1d84c

13752396 has 48 divisors (see below), whose sum is σ = 40750080. Its totient is φ = 3929040.

The previous prime is 13752383. The next prime is 13752407. The reversal of 13752396 is 69325731.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13752396.

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, 8340 + ... + 9851.

It is an arithmetic number, because the mean of its divisors is an integer number (848960).

Almost surely, 213752396 is an apocalyptic number.

It is an amenable number.

13752396 is an abundant number, since it is smaller than the sum of its proper divisors (26997684).

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

13752396 is a wasteful number, since it uses less digits than its factorization.

13752396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18211 (or 18203 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 13752396 is about 3708.4223060488. The cubic root of 13752396 is about 239.5849074898.

The spelling of 13752396 in words is "thirteen million, seven hundred fifty-two thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 18191 36382 54573 72764 109146 127337 163719 218292 254674 327438 382011 491157 509348 654876 764022 982314 1146033 1528044 1964628 2292066 3438099 4584132 6876198 13752396