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88045002 = 2331630463
BaseRepresentation
bin1010011111101…
…11010111001010
320010200011001000
411033313113022
5140014420002
612423035430
72116240653
oct517672712
9203604030
1088045002
1145776571
122559bb76
1315319146
14b99c52a
157ae261c
hex53f75ca

88045002 has 16 divisors (see below), whose sum is σ = 195655680. Its totient is φ = 29348316.

The previous prime is 88044973. The next prime is 88045003. The reversal of 88045002 is 20054088.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (88045003) 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 7 ways as a sum of consecutive naturals, for example, 815178 + ... + 815285.

It is an arithmetic number, because the mean of its divisors is an integer number (12228480).

Almost surely, 288045002 is an apocalyptic number.

88045002 is an abundant number, since it is smaller than the sum of its proper divisors (107610678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88045002 is a wasteful number, since it uses less digits than its factorization.

88045002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630474 (or 1630468 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 88045002 is about 9383.2298277299. The cubic root of 88045002 is about 444.8718260657.

The spelling of 88045002 in words is "eighty-eight million, forty-five thousand, two".

Divisors: 1 2 3 6 9 18 27 54 1630463 3260926 4891389 9782778 14674167 29348334 44022501 88045002