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88208400200 = 2352210012
BaseRepresentation
bin101001000100110100…
…0010101111101001000
322102200101200000020012
41102021220111331020
52421122322301300
6104304500051052
76241613013344
oct1221150257510
9272611600205
1088208400200
11344553846a8
1215118993a88
1384198b385b
1443aadb0624
152463e32435
hex1489a15f48

88208400200 has 36 divisors (see below), whose sum is σ = 205094296395. Its totient is φ = 35281680000.

The previous prime is 88208400193. The next prime is 88208400221. The reversal of 88208400200 is 200480288.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 9863270596 + 78345129604 = 99314^2 + 279902^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=210010.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4189700 + ... + 4210700.

Almost surely, 288208400200 is an apocalyptic number.

It is an amenable number.

88208400200 is an abundant number, since it is smaller than the sum of its proper divisors (116885896195).

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

88208400200 is an frugal number, since it uses more digits than its factorization.

88208400200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42018 (or 21008 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

Multiplying 88208400200 by its sum of digits (32), we get a square (2822668806400 = 16800802).

Multiplying 88208400200 by its product of nonzero digits (8192), we get a square (722603214438400 = 268812802).

Adding to 88208400200 its reverse (200480288), we get a palindrome (88408880488).

The spelling of 88208400200 in words is "eighty-eight billion, two hundred eight million, four hundred thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 21001 42002 84004 105005 168008 210010 420020 525025 840040 1050050 2100100 4200200 441042001 882084002 1764168004 2205210005 3528336008 4410420010 8820840020 11026050025 17641680040 22052100050 44104200100 88208400200