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1010312323 = 2011502393
BaseRepresentation
bin111100001110000…
…010010010000011
32121102002011221221
4330032002102003
54032114443243
6244130255511
734015340656
oct7416022203
92542064857
101010312323
11479327669
12242427597
1313140ac57
149827389d
155da6bbed
hex3c382483

1010312323 has 4 divisors (see below), whose sum is σ = 1010816728. Its totient is φ = 1009807920.

The previous prime is 1010312309. The next prime is 1010312357. The reversal of 1010312323 is 3232130101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3232130101 = 4001380777.

It is a cyclic number.

It is not a de Polignac number, because 1010312323 - 25 = 1010312291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010312297 and 1010312306.

It is not an unprimeable number, because it can be changed into a prime (1010312383) 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, 249186 + ... + 253207.

It is an arithmetic number, because the mean of its divisors is an integer number (252704182).

Almost surely, 21010312323 is an apocalyptic number.

1010312323 is a deficient number, since it is larger than the sum of its proper divisors (504405).

1010312323 is an equidigital number, since it uses as much as digits as its factorization.

1010312323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504404.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1010312323 is about 31785.4105369114. The cubic root of 1010312323 is about 1003.4256922321.

Adding to 1010312323 its reverse (3232130101), we get a palindrome (4242442424).

The spelling of 1010312323 in words is "one billion, ten million, three hundred twelve thousand, three hundred twenty-three".

Divisors: 1 2011 502393 1010312323