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70013454205 = 5104913348609
BaseRepresentation
bin100000100110100100…
…0001000011101111101
320200201100122222120111
41001031020020131331
52121341421013310
652055211150021
75025666353512
oct1011510103575
9220640588514
1070013454205
1127768851452
121169b445311
1367aa178516
143562719309
151c4b8bc28a
hex104d20877d

70013454205 has 8 divisors (see below), whose sum is σ = 84096243000. Its totient is φ = 55957364736.

The previous prime is 70013454187. The next prime is 70013454227. The reversal of 70013454205 is 50245431007.

It can be written as a sum of positive squares in 4 ways, for example, as 22097119801 + 47916334404 = 148651^2 + 218898^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 70013454205 - 29 = 70013453693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6669060 + ... + 6679549.

It is an arithmetic number, because the mean of its divisors is an integer number (10512030375).

Almost surely, 270013454205 is an apocalyptic number.

It is an amenable number.

70013454205 is a deficient number, since it is larger than the sum of its proper divisors (14082788795).

70013454205 is a wasteful number, since it uses less digits than its factorization.

70013454205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13349663.

The product of its (nonzero) digits is 16800, while the sum is 31.

The spelling of 70013454205 in words is "seventy billion, thirteen million, four hundred fifty-four thousand, two hundred five".

Divisors: 1 5 1049 5245 13348609 66743045 14002690841 70013454205