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99200288 = 25112312253
BaseRepresentation
bin1011110100110…
…10110100100000
320220122220012202
411322122310200
5200343402123
613502112332
72313121445
oct572326440
9226586182
1099200288
1150aa5710
122927b6a8
13177237c5
14d2639cc
158a97a28
hex5e9ad20

99200288 has 48 divisors (see below), whose sum is σ = 222336576. Its totient is φ = 43127040.

The previous prime is 99200261. The next prime is 99200291. The reversal of 99200288 is 88200299.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970 + ... + 14222.

It is an arithmetic number, because the mean of its divisors is an integer number (4632012).

Almost surely, 299200288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99200288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111168288).

99200288 is an abundant number, since it is smaller than the sum of its proper divisors (123136288).

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

99200288 is a wasteful number, since it uses less digits than its factorization.

99200288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12297 (or 12289 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 99200288 is about 9959.9341363284. The cubic root of 99200288 is about 462.9182588897.

The spelling of 99200288 in words is "ninety-nine million, two hundred thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 11 16 22 23 32 44 46 88 92 176 184 253 352 368 506 736 1012 2024 4048 8096 12253 24506 49012 98024 134783 196048 269566 281819 392096 539132 563638 1078264 1127276 2156528 2254552 3100009 4313056 4509104 6200018 9018208 12400036 24800072 49600144 99200288