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1023230233 = 23149298579
BaseRepresentation
bin111100111111010…
…100000100011001
32122022101111000001
4330333110010121
54043421331413
6245311213001
734233212344
oct7477240431
92568344001
101023230233
11485650023
12246817161
13133cb199c
1499c7745b
155ec6e4dd
hex3cfd4119

1023230233 has 8 divisors (see below), whose sum is σ = 1074888000. Its totient is φ = 972169968.

The previous prime is 1023230213. The next prime is 1023230251. The reversal of 1023230233 is 3320323201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1023230233 - 225 = 989675801 is a prime.

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 1023230233.

It is not an unprimeable number, because it can be changed into a prime (1023230213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145863 + ... + 152716.

It is an arithmetic number, because the mean of its divisors is an integer number (134361000).

Almost surely, 21023230233 is an apocalyptic number.

It is an amenable number.

1023230233 is a deficient number, since it is larger than the sum of its proper divisors (51657767).

1023230233 is a wasteful number, since it uses less digits than its factorization.

1023230233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298751.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1023230233 is about 31987.9701294096. The cubic root of 1023230233 is about 1007.6842126327.

Adding to 1023230233 its reverse (3320323201), we get a palindrome (4343553434).

The spelling of 1023230233 in words is "one billion, twenty-three million, two hundred thirty thousand, two hundred thirty-three".

Divisors: 1 23 149 3427 298579 6867317 44488271 1023230233