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192397216 = 2511546583
BaseRepresentation
bin10110111011110…
…11111110100000
3111102000210100211
423131323332200
5343223202331
631031423504
74524230554
oct1335737640
9442023324
10192397216
119966a970
1254524b94
1330b2490b
141b7a3864
1511d568b1
hexb77bfa0

192397216 has 24 divisors (see below), whose sum is σ = 413217504. Its totient is φ = 87453120.

The previous prime is 192397201. The next prime is 192397217. The reversal of 192397216 is 612793291.

It is not an unprimeable number, because it can be changed into a prime (192397217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272940 + ... + 273643.

It is an arithmetic number, because the mean of its divisors is an integer number (17217396).

Almost surely, 2192397216 is an apocalyptic number.

192397216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

192397216 is an abundant number, since it is smaller than the sum of its proper divisors (220820288).

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

192397216 is a wasteful number, since it uses less digits than its factorization.

192397216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546604 (or 546596 counting only the distinct ones).

The product of its digits is 40824, while the sum is 40.

The square root of 192397216 is about 13870.7323526914. The cubic root of 192397216 is about 577.2973906168.

The spelling of 192397216 in words is "one hundred ninety-two million, three hundred ninety-seven thousand, two hundred sixteen".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 546583 1093166 2186332 4372664 6012413 8745328 12024826 17490656 24049652 48099304 96198608 192397216