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80473627837 = 1671408334217
BaseRepresentation
bin100101011110010011…
…0100001110010111101
321200201100022212020201
41022330212201302331
52304302222042322
6100545153043501
75546132356531
oct1127446416275
9250640285221
1080473627837
11311462a0749
121371a556591
1377862b5285
143c75a27bc1
15215ed77d27
hex12bc9a1cbd

80473627837 has 8 divisors (see below), whose sum is σ = 80963620416. Its totient is φ = 79983732192.

The previous prime is 80473627783. The next prime is 80473627931. The reversal of 80473627837 is 73872637408.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80473627837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80483627837) 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, 2334753 + ... + 2368969.

It is an arithmetic number, because the mean of its divisors is an integer number (10120452552).

Almost surely, 280473627837 is an apocalyptic number.

It is an amenable number.

80473627837 is a deficient number, since it is larger than the sum of its proper divisors (489992579).

80473627837 is a wasteful number, since it uses less digits than its factorization.

80473627837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48467.

The product of its (nonzero) digits is 9483264, while the sum is 55.

The spelling of 80473627837 in words is "eighty billion, four hundred seventy-three million, six hundred twenty-seven thousand, eight hundred thirty-seven".

Divisors: 1 167 14083 34217 2351861 5714239 481878011 80473627837