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1022034423 = 3340678141
BaseRepresentation
bin111100111010110…
…000000111110111
32122020010201122210
4330322300013313
54043120100143
6245225424503
734220102124
oct7472600767
92566121583
101022034423
11484a03653
1224633b133
131339835c7
1499a4574b
155ead5033
hex3ceb01f7

1022034423 has 4 divisors (see below), whose sum is σ = 1362712568. Its totient is φ = 681356280.

The previous prime is 1022034413. The next prime is 1022034427. The reversal of 1022034423 is 3244302201.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1022034423 - 224 = 1005257207 is a prime.

It is a super-3 number, since 3×10220344233 (a number of 28 digits) contains 333 as substring.

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 1022034423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022034427) 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, 170339068 + ... + 170339073.

It is an arithmetic number, because the mean of its divisors is an integer number (340678142).

Almost surely, 21022034423 is an apocalyptic number.

1022034423 is a deficient number, since it is larger than the sum of its proper divisors (340678145).

1022034423 is an equidigital number, since it uses as much as digits as its factorization.

1022034423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340678144.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1022034423 is about 31969.2731071571. The cubic root of 1022034423 is about 1007.2915122946.

Adding to 1022034423 its reverse (3244302201), we get a palindrome (4266336624).

The spelling of 1022034423 in words is "one billion, twenty-two million, thirty-four thousand, four hundred twenty-three".

Divisors: 1 3 340678141 1022034423