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73882725 = 3527140729
BaseRepresentation
bin1000110011101…
…01110001100101
312011000122001020
410121311301211
5122403221400
611155321353
71554664350
oct431656145
9164018036
1073882725
1138783204
12208b0259
13123cabb7
149b53297
1567462a0
hex4675c65

73882725 has 24 divisors (see below), whose sum is σ = 139604160. Its totient is φ = 33774720.

The previous prime is 73882723. The next prime is 73882741. The reversal of 73882725 is 52728837.

It is not a de Polignac number, because 73882725 - 21 = 73882723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73882723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69840 + ... + 70889.

It is an arithmetic number, because the mean of its divisors is an integer number (5816840).

Almost surely, 273882725 is an apocalyptic number.

73882725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

73882725 is a deficient number, since it is larger than the sum of its proper divisors (65721435).

73882725 is a wasteful number, since it uses less digits than its factorization.

73882725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140749 (or 140744 counting only the distinct ones).

The product of its digits is 188160, while the sum is 42.

The square root of 73882725 is about 8595.5060933025. The cubic root of 73882725 is about 419.6117443746.

The spelling of 73882725 in words is "seventy-three million, eight hundred eighty-two thousand, seven hundred twenty-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 140729 422187 703645 985103 2110935 2955309 3518225 4925515 10554675 14776545 24627575 73882725