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73156093 = 719101747
BaseRepresentation
bin1000101110001…
…00010111111101
312002122201021221
410113010113331
5122211443333
611131553341
71545550033
oct427042775
9162581257
1073156093
113832728a
12205bb851
131220523a
149a04553
156650d2d
hex45c45fd

73156093 has 4 divisors (see below), whose sum is σ = 73258560. Its totient is φ = 73053628.

The previous prime is 73156079. The next prime is 73156121. The reversal of 73156093 is 39065137.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73156093 - 213 = 73147901 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 (73156003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50155 + ... + 51592.

It is an arithmetic number, because the mean of its divisors is an integer number (18314640).

Almost surely, 273156093 is an apocalyptic number.

It is an amenable number.

73156093 is a deficient number, since it is larger than the sum of its proper divisors (102467).

73156093 is a wasteful number, since it uses less digits than its factorization.

73156093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102466.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 73156093 is about 8553.1335193600. The cubic root of 73156093 is about 418.2315914048.

The spelling of 73156093 in words is "seventy-three million, one hundred fifty-six thousand, ninety-three".

Divisors: 1 719 101747 73156093