Search a number
-
+
30841153781760 = 21837572953
BaseRepresentation
bin1110000001100110001000…
…00001000000000000000000
311001012101102000221020000000
413000303010001000000000
513020300140332004020
6145332121440000000
76332125353513240
oct700630401000000
9131171360836000
1030841153781760
119910729312133
123561280000000
1314294014cc67a
14788a1121bb20
153873b100e090
hex1c0cc4040000

30841153781760 has 2432 divisors, whose sum is σ = 133720867353600. Its totient is φ = 6677902393344.

The previous prime is 30841153781749. The next prime is 30841153781771. The reversal of 30841153781760 is 6718735114803.

30841153781760 is a `hidden beast` number, since 3 + 0 + 8 + 41 + 1 + 537 + 8 + 1 + 7 + 60 = 666.

It is an interprime number because it is at equal distance from previous prime (30841153781749) and next prime (30841153781771).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 30841153781697 and 30841153781706.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 581908561894 + ... + 581908561946.

Almost surely, 230841153781760 is an apocalyptic number.

30841153781760 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30841153781760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66860433676800).

30841153781760 is an abundant number, since it is smaller than the sum of its proper divisors (102879713571840).

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

30841153781760 is an frugal number, since it uses more digits than its factorization.

30841153781760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 99 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 30841153781760 in words is "thirty trillion, eight hundred forty-one billion, one hundred fifty-three million, seven hundred eighty-one thousand, seven hundred sixty".