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103423031419 = 338930517271
BaseRepresentation
bin110000001010001111…
…1100011100001111011
3100212221201200100121011
41200110133203201323
53143302244001134
6115302322254351
710320630155641
oct1402437434173
9325851610534
10103423031419
113a952672294
12180641b73b7
1399a2a3a716
145011905191
152a549e1264
hex18147e387b

103423031419 has 4 divisors (see below), whose sum is σ = 103453552080. Its totient is φ = 103392510760.

The previous prime is 103423031357. The next prime is 103423031567. The reversal of 103423031419 is 914130324301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 914130324301 = 1707753529913.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-103423031419 is a prime.

It is a super-2 number, since 2×1034230314192 (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 (103423038419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15255247 + ... + 15262024.

It is an arithmetic number, because the mean of its divisors is an integer number (25863388020).

Almost surely, 2103423031419 is an apocalyptic number.

103423031419 is a deficient number, since it is larger than the sum of its proper divisors (30520661).

103423031419 is an equidigital number, since it uses as much as digits as its factorization.

103423031419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30520660.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 103423031419 in words is "one hundred three billion, four hundred twenty-three million, thirty-one thousand, four hundred nineteen".

Divisors: 1 3389 30517271 103423031419