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80052276 = 22323328631
BaseRepresentation
bin1001100010110…
…00000000110100
312120122002002010
410301120000310
5130443133101
611535444220
71661301363
oct461300064
9176562063
1080052276
1141207507
1222986670
131377b115
14a8bb7da
1570642d6
hex4c58034

80052276 has 24 divisors (see below), whose sum is σ = 187596864. Its totient is φ = 26568640.

The previous prime is 80052253. The next prime is 80052277. The reversal of 80052276 is 67225008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80052277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11520 + ... + 17111.

It is an arithmetic number, because the mean of its divisors is an integer number (7816536).

Almost surely, 280052276 is an apocalyptic number.

It is an amenable number.

80052276 is an abundant number, since it is smaller than the sum of its proper divisors (107544588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80052276 is a wasteful number, since it uses less digits than its factorization.

80052276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28871 (or 28869 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 80052276 is about 8947.1937499978. The cubic root of 80052276 is about 430.9807719273.

The spelling of 80052276 in words is "eighty million, fifty-two thousand, two hundred seventy-six".

Divisors: 1 2 3 4 6 12 233 466 699 932 1398 2796 28631 57262 85893 114524 171786 343572 6671023 13342046 20013069 26684092 40026138 80052276