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72376081132 = 2219952316857
BaseRepresentation
bin100001101100111110…
…0110101101011101100
320220211000100212102111
41003121330311223230
52141211234044012
653125450333404
75141355352615
oct1033174655354
9226730325374
1072376081132
1128770457a93
121203a72a264
136a957aa214
14370840ac0c
151d3900eba7
hex10d9f35aec

72376081132 has 12 divisors (see below), whose sum is σ = 133324360120. Its totient is φ = 34283406816.

The previous prime is 72376081103. The next prime is 72376081133. The reversal of 72376081132 is 23118067327.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (72376081133) 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, 476158353 + ... + 476158504.

Almost surely, 272376081132 is an apocalyptic number.

It is an amenable number.

72376081132 is a deficient number, since it is larger than the sum of its proper divisors (60948278988).

72376081132 is a wasteful number, since it uses less digits than its factorization.

72376081132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952316880 (or 952316878 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 72376081132 in words is "seventy-two billion, three hundred seventy-six million, eighty-one thousand, one hundred thirty-two".

Divisors: 1 2 4 19 38 76 952316857 1904633714 3809267428 18094020283 36188040566 72376081132