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99992216 = 2312499027
BaseRepresentation
bin1011111010111…
…00001010011000
320222011010112102
411331130022120
5201044222331
613531102532
72322630332
oct575341230
9228133472
1099992216
11514966a5
12295a1a48
13179400bc
14d3cc452
158ba24cb
hex5f5c298

99992216 has 8 divisors (see below), whose sum is σ = 187485420. Its totient is φ = 49996104.

The previous prime is 99992213. The next prime is 99992219. The reversal of 99992216 is 61229999.

It is an interprime number because it is at equal distance from previous prime (99992213) and next prime (99992219).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99992213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6249506 + ... + 6249521.

Almost surely, 299992216 is an apocalyptic number.

It is an amenable number.

99992216 is a deficient number, since it is larger than the sum of its proper divisors (87493204).

99992216 is a wasteful number, since it uses less digits than its factorization.

99992216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12499033 (or 12499029 counting only the distinct ones).

The product of its digits is 157464, while the sum is 47.

The square root of 99992216 is about 9999.6107924259. The cubic root of 99992216 is about 464.1468396730.

The spelling of 99992216 in words is "ninety-nine million, nine hundred ninety-two thousand, two hundred sixteen".

Divisors: 1 2 4 8 12499027 24998054 49996108 99992216