Search a number
-
+
30030201312320 = 265113652910799
BaseRepresentation
bin1101101001111111100110…
…11110110101010001000000
310221022212012100210101110002
412310333303132311101000
512414003323013443240
6143511403430055132
76216416245326356
oct664776336652100
9127285170711402
1030030201312320
119628811834000
1234500797aa4a8
13139aab342aa61
1475b6804397d6
1537124b41ad15
hex1b4ff37b5440

30030201312320 has 224 divisors, whose sum is σ = 78674317632000. Its totient is φ = 10917389598720.

The previous prime is 30030201312311. The next prime is 30030201312383. The reversal of 30030201312320 is 2321310203003.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 30030201312292 and 30030201312301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2780826281 + ... + 2780837079.

Almost surely, 230030201312320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30030201312320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39337158816000).

30030201312320 is an abundant number, since it is smaller than the sum of its proper divisors (48644116319680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30030201312320 is a wasteful number, since it uses less digits than its factorization.

30030201312320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17378 (or 17346 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 30030201312320 its reverse (2321310203003), we get a palindrome (32351511515323).

The spelling of 30030201312320 in words is "thirty trillion, thirty billion, two hundred one million, three hundred twelve thousand, three hundred twenty".