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30460345071 = 3135471142759
BaseRepresentation
bin11100010111100100…
…111111101011101111
32220121211111212002120
4130113210333223233
5444340322020241
621554314524023
72125556442522
oct342744775357
986554455076
1030460345071
1111a11086102
125aa1136613
132b45874730
14168d63abb9
15bd425c666
hex71793faef

30460345071 has 16 divisors (see below), whose sum is σ = 43746232320. Its totient is φ = 18741270240.

The previous prime is 30460345043. The next prime is 30460345079. The reversal of 30460345071 is 17054306403.

It is not a de Polignac number, because 30460345071 - 25 = 30460345039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30460345079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141990 + ... + 284748.

It is an arithmetic number, because the mean of its divisors is an integer number (2734139520).

Almost surely, 230460345071 is an apocalyptic number.

30460345071 is a deficient number, since it is larger than the sum of its proper divisors (13285887249).

30460345071 is a wasteful number, since it uses less digits than its factorization.

30460345071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148246.

The product of its (nonzero) digits is 30240, while the sum is 33.

The spelling of 30460345071 in words is "thirty billion, four hundred sixty million, three hundred forty-five thousand, seventy-one".

Divisors: 1 3 13 39 5471 16413 71123 142759 213369 428277 1855867 5567601 781034489 2343103467 10153448357 30460345071