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104251041001 = 844712341783
BaseRepresentation
bin110000100010111011…
…0001010010011101001
3100222002102201121012201
41201011312022103221
53202001231303001
6115520421340201
710350303141022
oct1410566122351
9328072647181
10104251041001
1140237aa4128
1218255567661
139aa5449613
14508d881c49
152aa254c501
hex1845d8a4e9

104251041001 has 4 divisors (see below), whose sum is σ = 104263391232. Its totient is φ = 104238690772.

The previous prime is 104251040983. The next prime is 104251041019. The reversal of 104251041001 is 100140152401.

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: 100140152401 = 396192527579.

It is an interprime number because it is at equal distance from previous prime (104251040983) and next prime (104251041019).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-104251041001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104251041001.

It is not an unprimeable number, because it can be changed into a prime (104251041061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6162445 + ... + 6179338.

It is an arithmetic number, because the mean of its divisors is an integer number (26065847808).

Almost surely, 2104251041001 is an apocalyptic number.

It is an amenable number.

104251041001 is a deficient number, since it is larger than the sum of its proper divisors (12350231).

104251041001 is an equidigital number, since it uses as much as digits as its factorization.

104251041001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12350230.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 104251041001 its reverse (100140152401), we get a palindrome (204391193402).

The spelling of 104251041001 in words is "one hundred four billion, two hundred fifty-one million, forty-one thousand, one".

Divisors: 1 8447 12341783 104251041001