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71000634297 = 369673396997
BaseRepresentation
bin100001000011111110…
…1111011001110111001
320210021011012221002010
41002013331323032321
52130402130244142
652341154000133
75062314301545
oct1020775731671
9223234187063
1071000634297
112812500946a
1211915b76049
136906847458
14361788aa25
151ca83b9e9c
hex1087f7b3b9

71000634297 has 8 divisors (see below), whose sum is σ = 94681128256. Its totient is φ = 47326948272.

The previous prime is 71000634259. The next prime is 71000634301. The reversal of 71000634297 is 79243600017.

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

It is not a de Polignac number, because 71000634297 - 222 = 70996439993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71000634227) 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, 1677598 + ... + 1719399.

It is an arithmetic number, because the mean of its divisors is an integer number (11835141032).

Almost surely, 271000634297 is an apocalyptic number.

It is an amenable number.

71000634297 is a deficient number, since it is larger than the sum of its proper divisors (23680493959).

71000634297 is a wasteful number, since it uses less digits than its factorization.

71000634297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403967.

The product of its (nonzero) digits is 63504, while the sum is 39.

The spelling of 71000634297 in words is "seventy-one billion, six hundred thirty-four thousand, two hundred ninety-seven".

Divisors: 1 3 6967 20901 3396997 10190991 23666878099 71000634297