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10144907 = 20874861
BaseRepresentation
bin100110101100…
…110010001011
3201002102012022
4212230302023
510044114112
61001235055
7152141663
oct46546213
921072168
1010144907
1157aa023
123492a8b
132142806
1414c11a3
15d55d72
hex9acc8b

10144907 has 4 divisors (see below), whose sum is σ = 10151856. Its totient is φ = 10137960.

The previous prime is 10144877. The next prime is 10144913. The reversal of 10144907 is 70944101.

10144907 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10144907 - 222 = 5950603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10141907) 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, 344 + ... + 4517.

It is an arithmetic number, because the mean of its divisors is an integer number (2537964).

Almost surely, 210144907 is an apocalyptic number.

10144907 is a deficient number, since it is larger than the sum of its proper divisors (6949).

10144907 is an equidigital number, since it uses as much as digits as its factorization.

10144907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6948.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 10144907 is about 3185.1070625648. The cubic root of 10144907 is about 216.4791247627.

The spelling of 10144907 in words is "ten million, one hundred forty-four thousand, nine hundred seven".

Divisors: 1 2087 4861 10144907