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10145873 = 26937717
BaseRepresentation
bin100110101101…
…000001010001
3201002110112002
4212231001101
510044131443
61001243345
7152144543
oct46550121
921073462
1010145873
1157aa821
123493555
13214309a
1414c1693
15d562b8
hex9ad051

10145873 has 4 divisors (see below), whose sum is σ = 10183860. Its totient is φ = 10107888.

The previous prime is 10145869. The next prime is 10145887. The reversal of 10145873 is 37854101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37854101 = 40499349.

It can be written as a sum of positive squares in 2 ways, for example, as 5914624 + 4231249 = 2432^2 + 2057^2 .

It is a cyclic number.

It is not a de Polignac number, because 10145873 - 22 = 10145869 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10145803) 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, 18590 + ... + 19127.

It is an arithmetic number, because the mean of its divisors is an integer number (2545965).

Almost surely, 210145873 is an apocalyptic number.

It is an amenable number.

10145873 is a deficient number, since it is larger than the sum of its proper divisors (37987).

10145873 is an equidigital number, since it uses as much as digits as its factorization.

10145873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37986.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 10145873 is about 3185.2587022093. The cubic root of 10145873 is about 216.4859956059.

Adding to 10145873 its reverse (37854101), we get a palindrome (47999974).

The spelling of 10145873 in words is "ten million, one hundred forty-five thousand, eight hundred seventy-three".

Divisors: 1 269 37717 10145873