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BaseRepresentation
bin10001110101110000
310201020101
4101311300
54314242
61322144
7423016
oct216560
9121211
1073072
114a99a
1236354
132734c
141c8b6
15169b7
hex11d70

73072 has 10 divisors (see below), whose sum is σ = 141608. Its totient is φ = 36528.

The previous prime is 73063. The next prime is 73079. The reversal of 73072 is 27037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2268 + ... + 2299.

273072 is an apocalyptic number.

It is an amenable number.

73072 is a deficient number, since it is larger than the sum of its proper divisors (68536).

73072 is a wasteful number, since it uses less digits than its factorization.

73072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4575 (or 4569 counting only the distinct ones).

The product of its (nonzero) digits is 294, while the sum is 19.

The square root of 73072 is about 270.3183308620. The cubic root of 73072 is about 41.8071277422.

The spelling of 73072 in words is "seventy-three thousand, seventy-two", and thus it is an iban number.

Divisors: 1 2 4 8 16 4567 9134 18268 36536 73072