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72192483 = 3211729217
BaseRepresentation
bin1000100110110…
…01000111100011
312000211202110200
410103121013203
5121440124413
611055200243
71534424466
oct423310743
9160752420
1072192483
1137829310
1220216083
1311c5875c
1498332dd
156510573
hex44d91e3

72192483 has 12 divisors (see below), whose sum is σ = 113758008. Its totient is φ = 43752960.

The previous prime is 72192481. The next prime is 72192499. The reversal of 72192483 is 38429127.

It is not a de Polignac number, because 72192483 - 21 = 72192481 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (72192481) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 364510 + ... + 364707.

It is an arithmetic number, because the mean of its divisors is an integer number (9479834).

Almost surely, 272192483 is an apocalyptic number.

72192483 is a deficient number, since it is larger than the sum of its proper divisors (41565525).

72192483 is a wasteful number, since it uses less digits than its factorization.

72192483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729234 (or 729231 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 72192483 is about 8496.6159734332. The cubic root of 72192483 is about 416.3871576790.

The spelling of 72192483 in words is "seventy-two million, one hundred ninety-two thousand, four hundred eighty-three".

Divisors: 1 3 9 11 33 99 729217 2187651 6562953 8021387 24064161 72192483