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88230507273 = 329803389697
BaseRepresentation
bin101001000101011110…
…0101011001100001001
322102201221021011102200
41102022330223030021
52421144002213043
6104311005550413
76242301636426
oct1221274531411
9272657234380
1088230507273
1134466904007
1215124275409
13842135406c
1443adcc6d4d
152465d4c7d3
hex148af2b309

88230507273 has 6 divisors (see below), whose sum is σ = 127444066074. Its totient is φ = 58820338176.

The previous prime is 88230507269. The next prime is 88230507317. The reversal of 88230507273 is 37270503288.

It can be written as a sum of positive squares in only one way, i.e., 62864529984 + 25365977289 = 250728^2 + 159267^2 .

It is not a de Polignac number, because 88230507273 - 22 = 88230507269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88230507973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4901694840 + ... + 4901694857.

It is an arithmetic number, because the mean of its divisors is an integer number (21240677679).

Almost surely, 288230507273 is an apocalyptic number.

It is an amenable number.

88230507273 is a deficient number, since it is larger than the sum of its proper divisors (39213558801).

88230507273 is a wasteful number, since it uses less digits than its factorization.

88230507273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9803389703 (or 9803389700 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 88230507273 in words is "eighty-eight billion, two hundred thirty million, five hundred seven thousand, two hundred seventy-three".

Divisors: 1 3 9 9803389697 29410169091 88230507273