Search a number
10140401 = 23229661
BaseRepresentation
bin100110101011…
…101011110001
3201002012000102
4212223223301
510043443101
61001202145
7152122565
oct46535361
921065012
1010140401
1157a66a7
123490355
13214074b
1414bd6a5
15d5486b
hex9abaf1

10140401 has 12 divisors (see below), whose sum is σ = 10982580. Its totient is φ = 9350880.

The previous prime is 10140397. The next prime is 10140419. The reversal of 10140401 is 10404101.

It can be written as a sum of positive squares in 2 ways, for example, as 6754801 + 3385600 = 2599^2 + 1840^2 .

It is not a de Polignac number, because 10140401 - 22 = 10140397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10140421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15011 + ... + 15671.

It is an arithmetic number, because the mean of its divisors is an integer number (915215).

Almost surely, 210140401 is an apocalyptic number.

It is an amenable number.

10140401 is a deficient number, since it is larger than the sum of its proper divisors (842179).

10140401 is an equidigital number, since it uses as much as digits as its factorization.

10140401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 10140401 is about 3184.3996294435. The cubic root of 10140401 is about 216.4470692892.

Adding to 10140401 its reverse (10404101), we get a palindrome (20544502).

The spelling of 10140401 in words is "ten million, one hundred forty thousand, four hundred one".