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13850107 = 19728953
BaseRepresentation
bin110100110101…
…010111111011
3222001122202221
4310311113323
512021200412
61212504511
7225503215
oct64652773
928048687
1013850107
1178aa877
12477b137
132b3c13b
141ba75b5
151338b07
hexd355fb

13850107 has 4 divisors (see below), whose sum is σ = 14579080. Its totient is φ = 13121136.

The previous prime is 13850093. The next prime is 13850113. The reversal of 13850107 is 70105831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70105831 = 229306139.

It is a cyclic number.

It is not a de Polignac number, because 13850107 - 223 = 5461499 is a prime.

It is a super-2 number, since 2×138501072 = 383650927822898, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13850147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364458 + ... + 364495.

It is an arithmetic number, because the mean of its divisors is an integer number (3644770).

Almost surely, 213850107 is an apocalyptic number.

13850107 is a deficient number, since it is larger than the sum of its proper divisors (728973).

13850107 is an equidigital number, since it uses as much as digits as its factorization.

13850107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728972.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 13850107 is about 3721.5731888544. The cubic root of 13850107 is about 240.1509871680.

Adding to 13850107 its reverse (70105831), we get a palindrome (83955938).

The spelling of 13850107 in words is "thirteen million, eight hundred fifty thousand, one hundred seven".

Divisors: 1 19 728953 13850107