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3023123313 = 37143958253
BaseRepresentation
bin1011010000110001…
…0011001101110001
321210200112120120010
42310030103031301
522142404421223
61215552005133
7134626060410
oct26414231561
97720476503
103023123313
111311524321
127045307a9
1339241c482
14209705477
1512a610393
hexb4313371

3023123313 has 8 divisors (see below), whose sum is σ = 4606664128. Its totient is φ = 1727499024.

The previous prime is 3023123291. The next prime is 3023123353. The reversal of 3023123313 is 3133213203.

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

It is not a de Polignac number, because 3023123313 - 28 = 3023123057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 143958253 = 3023123313 / (3 + 0 + 2 + 3 + 1 + 2 + 3 + 3 + 1 + 3).

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 3023123313.

It is not an unprimeable number, because it can be changed into a prime (3023123353) 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, 71979106 + ... + 71979147.

It is an arithmetic number, because the mean of its divisors is an integer number (575833016).

Almost surely, 23023123313 is an apocalyptic number.

It is an amenable number.

3023123313 is a deficient number, since it is larger than the sum of its proper divisors (1583540815).

3023123313 is a wasteful number, since it uses less digits than its factorization.

3023123313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143958263.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 3023123313 is about 54982.9365621735. The cubic root of 3023123313 is about 1445.9456002636.

Adding to 3023123313 its reverse (3133213203), we get a palindrome (6156336516).

The spelling of 3023123313 in words is "three billion, twenty-three million, one hundred twenty-three thousand, three hundred thirteen".

Divisors: 1 3 7 21 143958253 431874759 1007707771 3023123313