Search a number
-
+
10028300101 = 56917624429
BaseRepresentation
bin10010101011011101…
…11011011101000101
3221212220000102120021
421111232323131011
5131014221100401
64335033135141
7503340100351
oct112556733505
927786012507
1010028300101
114286794326
121b3a55a4b1
13c3a8187b1
146b1c0c461
153da5ed2a1
hex255bbb745

10028300101 has 4 divisors (see below), whose sum is σ = 10045925100. Its totient is φ = 10010675104.

The previous prime is 10028300071. The next prime is 10028300129. The reversal of 10028300101 is 10100382001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10100382001 = 99110192111.

It can be written as a sum of positive squares in 2 ways, for example, as 6973085025 + 3055215076 = 83505^2 + 55274^2 .

It is a cyclic number.

It is not a de Polignac number, because 10028300101 - 217 = 10028169029 is a prime.

It is a super-2 number, since 2×100283001012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10028300141) 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, 8811646 + ... + 8812783.

It is an arithmetic number, because the mean of its divisors is an integer number (2511481275).

Almost surely, 210028300101 is an apocalyptic number.

It is an amenable number.

10028300101 is a deficient number, since it is larger than the sum of its proper divisors (17624999).

10028300101 is an equidigital number, since it uses as much as digits as its factorization.

10028300101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17624998.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10028300101 its reverse (10100382001), we get a palindrome (20128682102).

The spelling of 10028300101 in words is "ten billion, twenty-eight million, three hundred thousand, one hundred one".

Divisors: 1 569 17624429 10028300101