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1012026023 = 2393422911
BaseRepresentation
bin111100010100100…
…100101010100111
32121112022020201022
4330110210222213
54033034313043
6244231121355
734036036121
oct7424445247
92545266638
101012026023
1147a298148
12242b1325b
1313188ac88
149859c211
155dca9868
hex3c524aa7

1012026023 has 4 divisors (see below), whose sum is σ = 1012451328. Its totient is φ = 1011600720.

The previous prime is 1012026019. The next prime is 1012026049. The reversal of 1012026023 is 3206202101.

1012026023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3206202101 = 19168747479.

It is a cyclic number.

It is not a de Polignac number, because 1012026023 - 22 = 1012026019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012025992 and 1012026010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012026053) 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, 209063 + ... + 213848.

It is an arithmetic number, because the mean of its divisors is an integer number (253112832).

Almost surely, 21012026023 is an apocalyptic number.

1012026023 is a deficient number, since it is larger than the sum of its proper divisors (425305).

1012026023 is an equidigital number, since it uses as much as digits as its factorization.

1012026023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425304.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1012026023 is about 31812.3564515425. The cubic root of 1012026023 is about 1003.9927113723.

Adding to 1012026023 its reverse (3206202101), we get a palindrome (4218228124).

The spelling of 1012026023 in words is "one billion, twelve million, twenty-six thousand, twenty-three".

Divisors: 1 2393 422911 1012026023