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73023713 = 771349421
BaseRepresentation
bin1000101101001…
…00000011100001
312002101222200222
410112210003201
5122143224323
611125052425
71544456060
oct426440341
9162358628
1073023713
1138246884
1220557115
1312189bc9
1499ac1d7
1566269c8
hex45a40e1

73023713 has 16 divisors (see below), whose sum is σ = 85075200. Its totient is φ = 61387200.

The previous prime is 73023703. The next prime is 73023719. The reversal of 73023713 is 31732037.

It is a happy number.

It is not a de Polignac number, because 73023713 - 24 = 73023697 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73023719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173243 + ... + 173663.

It is an arithmetic number, because the mean of its divisors is an integer number (5317200).

Almost surely, 273023713 is an apocalyptic number.

It is an amenable number.

73023713 is a deficient number, since it is larger than the sum of its proper divisors (12051487).

73023713 is a wasteful number, since it uses less digits than its factorization.

73023713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848.

The product of its (nonzero) digits is 2646, while the sum is 26.

The square root of 73023713 is about 8545.3913310041. The cubic root of 73023713 is about 417.9791680132.

The spelling of 73023713 in words is "seventy-three million, twenty-three thousand, seven hundred thirteen".

Divisors: 1 7 71 349 421 497 2443 2947 24779 29891 146929 173453 209237 1028503 10431959 73023713