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103244400001 = 163633401227
BaseRepresentation
bin110000000100111011…
…0001000010110000001
3100212111021112221100201
41200021312020112001
53142421031300001
6115232501445201
710313330630431
oct1401166102601
9325437487321
10103244400001
113a870854916
1218014410801
139974a25762
144dd5cc62c1
152a43ea8501
hex1809d88581

103244400001 has 4 divisors (see below), whose sum is σ = 103877801392. Its totient is φ = 102610998612.

The previous prime is 103244399987. The next prime is 103244400013. The reversal of 103244400001 is 100004442301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100004442301 = 175882614253.

It is a cyclic number.

It is not a de Polignac number, because 103244400001 - 231 = 101096916353 is a prime.

It is a super-2 number, since 2×1032444000012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103244407001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316700451 + ... + 316700776.

It is an arithmetic number, because the mean of its divisors is an integer number (25969450348).

Almost surely, 2103244400001 is an apocalyptic number.

It is an amenable number.

103244400001 is a deficient number, since it is larger than the sum of its proper divisors (633401391).

103244400001 is an equidigital number, since it uses as much as digits as its factorization.

103244400001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633401390.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 103244400001 its reverse (100004442301), we get a palindrome (203248842302).

The spelling of 103244400001 in words is "one hundred three billion, two hundred forty-four million, four hundred thousand, one".

Divisors: 1 163 633401227 103244400001