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80371007 = 1918612273
BaseRepresentation
bin1001100101001…
…01110100111111
312121020021021222
410302211310333
5131033333012
611550343555
71664066543
oct462456477
9177207258
1080371007
1141404a22
1222ababbb
1313860212
14a961a23
1570c8972
hex4ca5d3f

80371007 has 8 divisors (see below), whose sum is σ = 84683760. Its totient is φ = 76066560.

The previous prime is 80371001. The next prime is 80371009. The reversal of 80371007 is 70017308.

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 80371007 - 24 = 80370991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80371001) 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, 34223 + ... + 36495.

It is an arithmetic number, because the mean of its divisors is an integer number (10585470).

Almost surely, 280371007 is an apocalyptic number.

80371007 is a deficient number, since it is larger than the sum of its proper divisors (4312753).

80371007 is a wasteful number, since it uses less digits than its factorization.

80371007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 80371007 is about 8964.9878415980. The cubic root of 80371007 is about 431.5520029237.

The spelling of 80371007 in words is "eighty million, three hundred seventy-one thousand, seven".

Divisors: 1 19 1861 2273 35359 43187 4230053 80371007