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30151303807 = 731273252217
BaseRepresentation
bin11100000101001010…
…000110001001111111
32212211021222221011211
4130011022012021333
5443222213210212
621503515025251
72115114565552
oct340512061177
985737887154
1030151303807
11118726968a9
125a1573b227
132ac682c591
141660592699
15bb70649a7
hex70528627f

30151303807 has 8 divisors (see below), whose sum is σ = 30805008896. Its totient is φ = 29504103552.

The previous prime is 30151303801. The next prime is 30151303849. The reversal of 30151303807 is 70830315103.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30151303807 - 211 = 30151301759 is a prime.

It is a super-2 number, since 2×301513038072 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30151303801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616838 + ... + 1635379.

It is an arithmetic number, because the mean of its divisors is an integer number (3850626112).

Almost surely, 230151303807 is an apocalyptic number.

30151303807 is a deficient number, since it is larger than the sum of its proper divisors (653705089).

30151303807 is a wasteful number, since it uses less digits than its factorization.

30151303807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252417.

The product of its (nonzero) digits is 7560, while the sum is 31.

The spelling of 30151303807 in words is "thirty billion, one hundred fifty-one million, three hundred three thousand, eight hundred seven".

Divisors: 1 73 127 9271 3252217 237411841 413031559 30151303807