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13869101 = 131105871
BaseRepresentation
bin110100111010…
…000000101101
3222002121211102
4310322000231
512022302401
61213132445
7225612461
oct64720055
928077742
1013869101
117913074
12478a125
132b4798c
141bb04a1
15133e56b
hexd3a02d

13869101 has 4 divisors (see below), whose sum is σ = 13975104. Its totient is φ = 13763100.

The previous prime is 13869073. The next prime is 13869103. The reversal of 13869101 is 10196831.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13869101 - 210 = 13868077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13869103) 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 3 ways as a sum of consecutive naturals, for example, 52805 + ... + 53066.

It is an arithmetic number, because the mean of its divisors is an integer number (3493776).

Almost surely, 213869101 is an apocalyptic number.

It is an amenable number.

13869101 is a deficient number, since it is larger than the sum of its proper divisors (106003).

13869101 is a wasteful number, since it uses less digits than its factorization.

13869101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106002.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 13869101 is about 3724.1241923438. The cubic root of 13869101 is about 240.2607178307.

The spelling of 13869101 in words is "thirteen million, eight hundred sixty-nine thousand, one hundred one".

Divisors: 1 131 105871 13869101