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30216842676 = 22322400734963
BaseRepresentation
bin11100001001000100…
…000110110110110100
32212222212022122121100
4130021010012312310
5443341002431201
621514215450100
72116541632146
oct341104066664
985885278540
1030216842676
11118a6690159
125a33686930
132b07298687
141669172c96
15bbcbad886
hex709106db4

30216842676 has 36 divisors (see below), whose sum is σ = 76386829792. Its totient is φ = 10071573264.

The previous prime is 30216842597. The next prime is 30216842681. The reversal of 30216842676 is 67624861203.

30216842676 is a `hidden beast` number, since 3 + 0 + 216 + 8 + 426 + 7 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×302168426762 (a number of 22 digits) contains 22 as substring.

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, 846771 + ... + 881733.

Almost surely, 230216842676 is an apocalyptic number.

30216842676 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

30216842676 is an abundant number, since it is smaller than the sum of its proper divisors (46169987116).

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

30216842676 is a wasteful number, since it uses less digits than its factorization.

30216842676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58980 (or 58975 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 30216842676 in words is "thirty billion, two hundred sixteen million, eight hundred forty-two thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 18 36 24007 34963 48014 69926 72021 96028 104889 139852 144042 209778 216063 288084 314667 419556 432126 629334 864252 1258668 839356741 1678713482 2518070223 3357426964 5036140446 7554210669 10072280892 15108421338 30216842676