Search a number
-
+
30081114090 = 23252003166867
BaseRepresentation
bin11100000000111110…
…010101111111101010
32212122101220220222200
4130000332111333222
5443101231122330
621452530401030
72113303152036
oct340076257752
985571826880
1030081114090
1111837006275
1259b6130176
132ab51255c1
1416551211c6
15bb0ceca60
hex700f95fea

30081114090 has 48 divisors (see below), whose sum is σ = 78250412448. Its totient is φ = 8017577568.

The previous prime is 30081114079. The next prime is 30081114101. The reversal of 30081114090 is 9041118003.

It is an interprime number because it is at equal distance from previous prime (30081114079) and next prime (30081114101).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96837 + ... + 263703.

It is an arithmetic number, because the mean of its divisors is an integer number (1630216926).

Almost surely, 230081114090 is an apocalyptic number.

30081114090 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30081114090 is an abundant number, since it is smaller than the sum of its proper divisors (48169298358).

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

30081114090 is a wasteful number, since it uses less digits than its factorization.

30081114090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168883 (or 168880 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 30081114090 in words is "thirty billion, eighty-one million, one hundred fourteen thousand, ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 2003 4006 6009 10015 12018 18027 20030 30045 36054 60090 90135 166867 180270 333734 500601 834335 1001202 1501803 1668670 2503005 3003606 5006010 7509015 15018030 334234601 668469202 1002703803 1671173005 2005407606 3008111409 3342346010 5013519015 6016222818 10027038030 15040557045 30081114090