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103223401 = 283364747
BaseRepresentation
bin1100010011100…
…01000001101001
321012020021212221
412021301001221
5202411122101
614124234041
72362245601
oct611610151
9235207787
10103223401
11532a32a6
122a69b921
1318501a48
14d9cdc01
1590deaa1
hex6271069

103223401 has 4 divisors (see below), whose sum is σ = 103588432. Its totient is φ = 102858372.

The previous prime is 103223389. The next prime is 103223411. The reversal of 103223401 is 104322301.

It is a happy number.

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: 104322301 = 933711173.

It is a cyclic number.

It is not a de Polignac number, because 103223401 - 25 = 103223369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103223411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182091 + ... + 182656.

It is an arithmetic number, because the mean of its divisors is an integer number (25897108).

Almost surely, 2103223401 is an apocalyptic number.

It is an amenable number.

103223401 is a deficient number, since it is larger than the sum of its proper divisors (365031).

103223401 is an equidigital number, since it uses as much as digits as its factorization.

103223401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365030.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 103223401 is about 10159.8917809197. The cubic root of 103223401 is about 469.0934706706.

Adding to 103223401 its reverse (104322301), we get a palindrome (207545702).

The spelling of 103223401 in words is "one hundred three million, two hundred twenty-three thousand, four hundred one".

Divisors: 1 283 364747 103223401