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103225242401 = 693411488661
BaseRepresentation
bin110000000100010110…
…1000011001100100001
3100212102221111122001222
41200020231003030201
53142401130224101
6115230535104425
710313006040401
oct1401055031441
9325387448058
10103225242401
113a860a5a496
1218009b12115
139970a788b8
144dd353a801
152a4247201b
hex1808b43321

103225242401 has 4 divisors (see below), whose sum is σ = 103226800404. Its totient is φ = 103223684400.

The previous prime is 103225242383. The next prime is 103225242409. The reversal of 103225242401 is 104242522301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104242522301 = 142937293257.

It can be written as a sum of positive squares in 2 ways, for example, as 63566511376 + 39658731025 = 252124^2 + 199145^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-103225242401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103225242409) 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, 674990 + ... + 813671.

It is an arithmetic number, because the mean of its divisors is an integer number (25806700101).

Almost surely, 2103225242401 is an apocalyptic number.

It is an amenable number.

103225242401 is a deficient number, since it is larger than the sum of its proper divisors (1558003).

103225242401 is an equidigital number, since it uses as much as digits as its factorization.

103225242401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558002.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 103225242401 its reverse (104242522301), we get a palindrome (207467764702).

The spelling of 103225242401 in words is "one hundred three billion, two hundred twenty-five million, two hundred forty-two thousand, four hundred one".

Divisors: 1 69341 1488661 103225242401