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10042323601 = 40125043201
BaseRepresentation
bin10010101101001000…
…11011001010010001
3221220212101220012011
421112210123022101
5131031313323401
64340253502521
7503600225242
oct112644331221
927825356164
1010042323601
1142936a23a2
121b431a1a41
13c406b881b
146b3a1ccc9
153db96d451
hex25691b291

10042323601 has 4 divisors (see below), whose sum is σ = 10067367204. Its totient is φ = 10017280000.

The previous prime is 10042323569. The next prime is 10042323607. The reversal of 10042323601 is 10632324001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6007025025 + 4035298576 = 77505^2 + 63524^2 .

It is a cyclic number.

It is not a de Polignac number, because 10042323601 - 25 = 10042323569 is a prime.

It is a super-4 number, since 4×100423236014 (a number of 41 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10042323607) 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, 12521200 + ... + 12522001.

It is an arithmetic number, because the mean of its divisors is an integer number (2516841801).

Almost surely, 210042323601 is an apocalyptic number.

It is an amenable number.

10042323601 is a deficient number, since it is larger than the sum of its proper divisors (25043603).

10042323601 is an equidigital number, since it uses as much as digits as its factorization.

10042323601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25043602.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 10042323601 its reverse (10632324001), we get a palindrome (20674647602).

The spelling of 10042323601 in words is "ten billion, forty-two million, three hundred twenty-three thousand, six hundred one".

Divisors: 1 401 25043201 10042323601