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80093761 = 117281251
BaseRepresentation
bin1001100011000…
…10001001000001
312120201011222121
410301202021001
5131001000021
611540404241
71661533336
oct461421101
9176634877
1080093761
11412356a0
12229a6681
1313793c77
14a8cc98d
157071741
hex4c62241

80093761 has 4 divisors (see below), whose sum is σ = 87375024. Its totient is φ = 72812500.

The previous prime is 80093731. The next prime is 80093771. The reversal of 80093761 is 16739008.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 80093761 - 27 = 80093633 is a prime.

It is a super-2 number, since 2×800937612 = 12830021102250242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80093731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3640615 + ... + 3640636.

It is an arithmetic number, because the mean of its divisors is an integer number (21843756).

Almost surely, 280093761 is an apocalyptic number.

It is an amenable number.

80093761 is a deficient number, since it is larger than the sum of its proper divisors (7281263).

80093761 is a wasteful number, since it uses less digits than its factorization.

80093761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7281262.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 80093761 is about 8949.5117743931. The cubic root of 80093761 is about 431.0552072447.

The spelling of 80093761 in words is "eighty million, ninety-three thousand, seven hundred sixty-one".

Divisors: 1 11 7281251 80093761