Search a number
-
+
30231212322323 = 196343132508409
BaseRepresentation
bin1101101111110110000001…
…01010111110111000010011
310222001002001011110200221102
412313323000222332320103
512430302010323303243
6144144005513415015
76240063423611405
oct667730052767023
9128032034420842
1030231212322323
1196a5a92258a61
123483017a0a46b
1313b3a390405ac
147672ac8d2b75
153765b34e89b8
hex1b7ec0abee13

30231212322323 has 8 divisors (see below), whose sum is σ = 31822391614800. Its totient is φ = 28640039315328.

The previous prime is 30231212322313. The next prime is 30231212322359. The reversal of 30231212322323 is 32322321213203.

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 30231212322323 - 238 = 29956334415379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30231212322313) 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, 10797743 + ... + 13306151.

It is an arithmetic number, because the mean of its divisors is an integer number (3977798951850).

Almost surely, 230231212322323 is an apocalyptic number.

30231212322323 is a deficient number, since it is larger than the sum of its proper divisors (1591179292477).

30231212322323 is a wasteful number, since it uses less digits than its factorization.

30231212322323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142741.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 30231212322323 its reverse (32322321213203), we get a palindrome (62553533535526).

The spelling of 30231212322323 in words is "thirty trillion, two hundred thirty-one billion, two hundred twelve million, three hundred twenty-two thousand, three hundred twenty-three".

Divisors: 1 19 634313 2508409 12051947 47659771 1591116438017 30231212322323