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88080047 = 1129276113
BaseRepresentation
bin1010011111111…
…11111010101111
320010201221002222
411033333322233
5140022030142
612423505555
72116445066
oct517777257
9203657088
1088080047
114579a930
12255b82bb
131532c093
14b9ab1dd
157aecbd2
hex53ffeaf

88080047 has 8 divisors (see below), whose sum is σ = 99401040. Its totient is φ = 77311360.

The previous prime is 88080019. The next prime is 88080049. The reversal of 88080047 is 74008088.

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 88080047 - 212 = 88075951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88079989 and 88080016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88080049) 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, 137738 + ... + 138375.

It is an arithmetic number, because the mean of its divisors is an integer number (12425130).

Almost surely, 288080047 is an apocalyptic number.

88080047 is a deficient number, since it is larger than the sum of its proper divisors (11320993).

88080047 is a wasteful number, since it uses less digits than its factorization.

88080047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276153.

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 88080047 is about 9385.0970692902. The cubic root of 88080047 is about 444.9308431014.

The spelling of 88080047 in words is "eighty-eight million, eighty thousand, forty-seven".

Divisors: 1 11 29 319 276113 3037243 8007277 88080047