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13805153 = 195991213
BaseRepresentation
bin110100101010…
…011001100001
3221222101002222
4310222121201
512013231103
61211520425
7225225155
oct64523141
927871088
1013805153
11787a01a
124759115
132b2483b
141b95065
15132a638
hexd2a661

13805153 has 8 divisors (see below), whose sum is σ = 14568000. Its totient is φ = 13045968.

The previous prime is 13805147. The next prime is 13805159. The reversal of 13805153 is 35150831.

It is an interprime number because it is at equal distance from previous prime (13805147) and next prime (13805159).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13805153 - 26 = 13805089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13805159) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10775 + ... + 11987.

It is an arithmetic number, because the mean of its divisors is an integer number (1821000).

Almost surely, 213805153 is an apocalyptic number.

It is an amenable number.

13805153 is a deficient number, since it is larger than the sum of its proper divisors (762847).

13805153 is a wasteful number, since it uses less digits than its factorization.

13805153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 13805153 is about 3715.5286299529. The cubic root of 13805153 is about 239.8908821092.

Adding to 13805153 its reverse (35150831), we get a palindrome (48955984).

The spelling of 13805153 in words is "thirteen million, eight hundred five thousand, one hundred fifty-three".

Divisors: 1 19 599 1213 11381 23047 726587 13805153