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288128095 = 5471226077
BaseRepresentation
bin10001001011000…
…111110001011111
3202002011102102221
4101023013301133
51042230044340
644331330211
710066022413
oct2113076137
9662142387
10288128095
111387059a2
12805b0967
13479021c8
142a3a2d43
151a46644a
hex112c7c5f

288128095 has 8 divisors (see below), whose sum is σ = 353110464. Its totient is φ = 225597984.

The previous prime is 288128077. The next prime is 288128101. The reversal of 288128095 is 590821882.

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 288128095 - 27 = 288127967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612804 + ... + 613273.

It is an arithmetic number, because the mean of its divisors is an integer number (44138808).

Almost surely, 2288128095 is an apocalyptic number.

288128095 is a deficient number, since it is larger than the sum of its proper divisors (64982369).

288128095 is a wasteful number, since it uses less digits than its factorization.

288128095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226129.

The product of its (nonzero) digits is 92160, while the sum is 43.

The square root of 288128095 is about 16974.3363640526. The cubic root of 288128095 is about 660.4833427602.

It can be divided in two parts, 2881 and 28095, that added together give a square (30976 = 1762).

The spelling of 288128095 in words is "two hundred eighty-eight million, one hundred twenty-eight thousand, ninety-five".

Divisors: 1 5 47 235 1226077 6130385 57625619 288128095