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72058727 = 132426383
BaseRepresentation
bin1000100101110…
…00011101100111
312000120221222202
410102320131213
5121421334402
611052245115
71533326516
oct422703547
9160527882
1072058727
1137747874
122017079b
1311c0c900
1497da67d
1564d5b02
hex44b8767

72058727 has 6 divisors (see below), whose sum is σ = 78028272. Its totient is φ = 66515592.

The previous prime is 72058717. The next prime is 72058741. The reversal of 72058727 is 72785027.

It is not a de Polignac number, because 72058727 - 214 = 72042343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72058717) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 213023 + ... + 213360.

It is an arithmetic number, because the mean of its divisors is an integer number (13004712).

Almost surely, 272058727 is an apocalyptic number.

72058727 is a deficient number, since it is larger than the sum of its proper divisors (5969545).

72058727 is a wasteful number, since it uses less digits than its factorization.

72058727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426409 (or 426396 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 38.

The square root of 72058727 is about 8488.7411905417. The cubic root of 72058727 is about 416.1298422818.

The spelling of 72058727 in words is "seventy-two million, fifty-eight thousand, seven hundred twenty-seven".

Divisors: 1 13 169 426383 5542979 72058727