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30054671136 = 2533723474597
BaseRepresentation
bin11011111111011001…
…011110001100100000
32212120120011111002000
4123333121132030200
5443022443434021
621450143524000
72112532326630
oct337731361440
985516144060
1030054671136
1111823095296
1259a92b9600
132aac7c7699
1416517da6c0
15bad827b26
hex6ff65e320

30054671136 has 384 divisors, whose sum is σ = 106785423360. Its totient is φ = 8037190656.

The previous prime is 30054671111. The next prime is 30054671137. The reversal of 30054671136 is 63117645003.

30054671136 is a `hidden beast` number, since 30 + 0 + 546 + 71 + 13 + 6 = 666.

It is a super-2 number, since 2×300546711362 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 30054671136.

It is not an unprimeable number, because it can be changed into a prime (30054671137) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6535590 + ... + 6540186.

It is an arithmetic number, because the mean of its divisors is an integer number (278087040).

Almost surely, 230054671136 is an apocalyptic number.

30054671136 is a gapful number since it is divisible by the number (36) 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 30054671136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53392711680).

30054671136 is an abundant number, since it is smaller than the sum of its proper divisors (76730752224).

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

30054671136 is a wasteful number, since it uses less digits than its factorization.

30054671136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4693 (or 4679 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 30054671136 in words is "thirty billion, fifty-four million, six hundred seventy-one thousand, one hundred thirty-six".