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73222676 = 2218305669
BaseRepresentation
bin1000101110101…
…00101000010100
312002210002121222
410113110220110
5122221111201
611133225512
71546245122
oct427245024
9162702558
1073222676
113837230a
1220632298
1312229637
149a20912
15666591b
hex45d4a14

73222676 has 6 divisors (see below), whose sum is σ = 128139690. Its totient is φ = 36611336.

The previous prime is 73222673. The next prime is 73222691. The reversal of 73222676 is 67622237.

It can be written as a sum of positive squares in only one way, i.e., 62789776 + 10432900 = 7924^2 + 3230^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73222673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9152831 + ... + 9152838.

It is an arithmetic number, because the mean of its divisors is an integer number (21356615).

Almost surely, 273222676 is an apocalyptic number.

It is an amenable number.

73222676 is a deficient number, since it is larger than the sum of its proper divisors (54917014).

73222676 is a wasteful number, since it uses less digits than its factorization.

73222676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18305673 (or 18305671 counting only the distinct ones).

The product of its digits is 42336, while the sum is 35.

The square root of 73222676 is about 8557.0249502967. The cubic root of 73222676 is about 418.3584373895.

The spelling of 73222676 in words is "seventy-three million, two hundred twenty-two thousand, six hundred seventy-six".

Divisors: 1 2 4 18305669 36611338 73222676