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72095092 = 2237736673
BaseRepresentation
bin1000100110000…
…01010101110100
312000122210212121
410103001111310
5121424020332
611053125324
71533540526
oct423012564
9160583777
1072095092
1137772123
1220189844
1311c23324
149809a16
1564e1797
hex44c1574

72095092 has 24 divisors (see below), whose sum is σ = 131371016. Its totient is φ = 34587648.

The previous prime is 72095083. The next prime is 72095123. The reversal of 72095092 is 29059027.

It can be written as a sum of positive squares in 4 ways, for example, as 8797156 + 63297936 = 2966^2 + 7956^2 .

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7468 + ... + 14140.

Almost surely, 272095092 is an apocalyptic number.

It is an amenable number.

72095092 is a deficient number, since it is larger than the sum of its proper divisors (59275924).

72095092 is a wasteful number, since it uses less digits than its factorization.

72095092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6787 (or 6785 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 72095092 is about 8490.8828751785. The cubic root of 72095092 is about 416.1998315691.

The spelling of 72095092 in words is "seventy-two million, ninety-five thousand, ninety-two".

Divisors: 1 2 4 37 73 74 146 148 292 2701 5402 6673 10804 13346 26692 246901 487129 493802 974258 987604 1948516 18023773 36047546 72095092