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70972027907 = 1117379529561
BaseRepresentation
bin100001000011001000…
…0110011010000000011
320210012011101120111012
41002012100303100003
52130322314343112
652334252511135
75061516166154
oct1020620632003
9223164346435
1070972027907
112810a950020
121190847b4ab
13690093c8b1
143613b6192b
151ca5b19022
hex1086433403

70972027907 has 8 divisors (see below), whose sum is σ = 81978385392. Its totient is φ = 60724729600.

The previous prime is 70972027849. The next prime is 70972027921.

70972027907 is nontrivially palindromic in base 10.

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 70972027907 - 210 = 70972026883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70972027307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189764594 + ... + 189764967.

It is an arithmetic number, because the mean of its divisors is an integer number (10247298174).

Almost surely, 270972027907 is an apocalyptic number.

70972027907 is a deficient number, since it is larger than the sum of its proper divisors (11006357485).

70972027907 is a wasteful number, since it uses less digits than its factorization.

70972027907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379529589.

The product of its (nonzero) digits is 777924, while the sum is 50.

The spelling of 70972027907 in words is "seventy billion, nine hundred seventy-two million, twenty-seven thousand, nine hundred seven".

Divisors: 1 11 17 187 379529561 4174825171 6452002537 70972027907