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6000000030 = 232566666667
BaseRepresentation
bin1011001011010000…
…01011110000011110
3120111011001120201100
411211220023300132
544242000000110
62431212453530
7301454105313
oct54550136036
916434046640
106000000030
1125a9930912
1211b547a2a6
13748098a9b
1440cc0cd0a
15251b37bc0
hex165a0bc1e

6000000030 has 24 divisors (see below), whose sum is σ = 15600000312. Its totient is φ = 1599999984.

The previous prime is 6000000007. The next prime is 6000000047. The reversal of 6000000030 is 300000006.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 5999999949 and 6000000021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33333244 + ... + 33333423.

It is an arithmetic number, because the mean of its divisors is an integer number (650000013).

Almost surely, 26000000030 is an apocalyptic number.

6000000030 is an abundant number, since it is smaller than the sum of its proper divisors (9600000282).

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

6000000030 is a wasteful number, since it uses less digits than its factorization.

6000000030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66666680 (or 66666677 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 6000000030 is about 77459.6671177975. The cubic root of 6000000030 is about 1817.1205958607.

Adding to 6000000030 its reverse (300000006), we get a palindrome (6300000036).

The spelling of 6000000030 in words is "six billion, thirty", and thus it is an aban number, an eban number, and an uban number.

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 66666667 133333334 200000001 333333335 400000002 600000003 666666670 1000000005 1200000006 2000000010 3000000015 6000000030