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80087713 = 673373547
BaseRepresentation
bin1001100011000…
…00101010100001
312120200212200121
410301200222201
5131000301323
611540320241
71661506606
oct461405241
9176625617
1080087713
11412310a2
12229a3081
13137912a4
14a8ca6ad
15706ea5d
hex4c60aa1

80087713 has 8 divisors (see below), whose sum is σ = 81547232. Its totient is φ = 78636096.

The previous prime is 80087701. The next prime is 80087737. The reversal of 80087713 is 31778008.

It is a happy number.

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 80087713 - 217 = 79956641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80087743) 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, 20806 + ... + 24352.

It is an arithmetic number, because the mean of its divisors is an integer number (10193404).

Almost surely, 280087713 is an apocalyptic number.

It is an amenable number.

80087713 is a deficient number, since it is larger than the sum of its proper divisors (1459519).

80087713 is a wasteful number, since it uses less digits than its factorization.

80087713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3951.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 80087713 is about 8949.1738724868. The cubic root of 80087713 is about 431.0443570966.

It can be divided in two parts, 800877 and 13, that multiplied together give a palindrome (10411401).

The spelling of 80087713 in words is "eighty million, eighty-seven thousand, seven hundred thirteen".

Divisors: 1 67 337 3547 22579 237649 1195339 80087713