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72848164 = 2297191983
BaseRepresentation
bin1000101011110…
…01001100100100
312002002001220011
410111321030210
5122122120124
611121220004
71543125214
oct425711444
9162061804
1072848164
11381369a4
1220491604
131212802c
149964244
1565de994
hex4579324

72848164 has 24 divisors (see below), whose sum is σ = 129604608. Its totient is φ = 35823360.

The previous prime is 72848161. The next prime is 72848173. The reversal of 72848164 is 46184827.

It is not an unprimeable number, because it can be changed into a prime (72848161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73617 + ... + 74599.

It is an arithmetic number, because the mean of its divisors is an integer number (5400192).

Almost surely, 272848164 is an apocalyptic number.

It is an amenable number.

72848164 is a deficient number, since it is larger than the sum of its proper divisors (56756444).

72848164 is a wasteful number, since it uses less digits than its factorization.

72848164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275 (or 1273 counting only the distinct ones).

The product of its digits is 86016, while the sum is 40.

The square root of 72848164 is about 8535.1135903396. The cubic root of 72848164 is about 417.6439586266.

The spelling of 72848164 in words is "seventy-two million, eight hundred forty-eight thousand, one hundred sixty-four".

Divisors: 1 2 4 97 191 194 382 388 764 983 1966 3932 18527 37054 74108 95351 187753 190702 375506 381404 751012 18212041 36424082 72848164