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30041213223 = 371430533963
BaseRepresentation
bin11011111110100110…
…001000100100100111
32212112121211202021210
4123332212020210213
5443011022310343
621444543242503
72112310046010
oct337646104447
985477752253
1030041213223
111181653314a
1259a48a9433
132aa9a94c18
14164dad6007
15bac56a333
hex6fe988927

30041213223 has 8 divisors (see below), whose sum is σ = 45777086848. Its totient is φ = 17166407544.

The previous prime is 30041213219. The next prime is 30041213227. The reversal of 30041213223 is 32231214003.

It is an interprime number because it is at equal distance from previous prime (30041213219) and next prime (30041213227).

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

It is not a de Polignac number, because 30041213223 - 22 = 30041213219 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: 1430533963 = 30041213223 / (3 + 0 + 0 + 4 + 1 + 2 + 1 + 3 + 2 + 2 + 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 30041213223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30041213227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 715266961 + ... + 715267002.

It is an arithmetic number, because the mean of its divisors is an integer number (5722135856).

Almost surely, 230041213223 is an apocalyptic number.

30041213223 is a deficient number, since it is larger than the sum of its proper divisors (15735873625).

30041213223 is a wasteful number, since it uses less digits than its factorization.

30041213223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430533973.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30041213223 its reverse (32231214003), we get a palindrome (62272427226).

The spelling of 30041213223 in words is "thirty billion, forty-one million, two hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 3 7 21 1430533963 4291601889 10013737741 30041213223