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73340761 = 1323113999
BaseRepresentation
bin1000101111100…
…01011101011001
312010000002121111
410113301131121
5122233401021
611135540321
71550246314
oct427613531
9163002544
1073340761
1138442aaa
122068a6a1
131226b300
149a5197b
15668a8e1
hex45f1759

73340761 has 12 divisors (see below), whose sum is σ = 81984000. Its totient is φ = 65510640.

The previous prime is 73340713. The next prime is 73340777. The reversal of 73340761 is 16704337.

It is not a de Polignac number, because 73340761 - 29 = 73340249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73340161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1761 + ... + 12238.

It is an arithmetic number, because the mean of its divisors is an integer number (6832000).

Almost surely, 273340761 is an apocalyptic number.

It is an amenable number.

73340761 is a deficient number, since it is larger than the sum of its proper divisors (8643239).

73340761 is a wasteful number, since it uses less digits than its factorization.

73340761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14056 (or 14043 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 73340761 is about 8563.9220570951. The cubic root of 73340761 is about 418.5832098508.

The spelling of 73340761 in words is "seventy-three million, three hundred forty thousand, seven hundred sixty-one".

Divisors: 1 13 31 169 403 5239 13999 181987 433969 2365831 5641597 73340761