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103022417 = 733140549
BaseRepresentation
bin1100010001111…
…11111101010001
321011212002012002
412020333331101
5202333204132
614120043345
72360450621
oct610777521
9234762162
10103022417
11531762a3
122a603555
1318461414
14d97a881
1590a0262
hex623ff51

103022417 has 4 divisors (see below), whose sum is σ = 103163700. Its totient is φ = 102881136.

The previous prime is 103022411. The next prime is 103022429. The reversal of 103022417 is 714220301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 714220301 = 6449110749.

It can be written as a sum of positive squares in 2 ways, for example, as 60824401 + 42198016 = 7799^2 + 6496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-103022417 is a prime.

It is a super-2 number, since 2×1030224172 = 21227236809043778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103022411) 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, 69542 + ... + 71007.

It is an arithmetic number, because the mean of its divisors is an integer number (25790925).

Almost surely, 2103022417 is an apocalyptic number.

It is an amenable number.

103022417 is a deficient number, since it is larger than the sum of its proper divisors (141283).

103022417 is an equidigital number, since it uses as much as digits as its factorization.

103022417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141282.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 103022417 is about 10149.9959113292. The cubic root of 103022417 is about 468.7888190192.

Adding to 103022417 its reverse (714220301), we get a palindrome (817242718).

The spelling of 103022417 in words is "one hundred three million, twenty-two thousand, four hundred seventeen".

Divisors: 1 733 140549 103022417