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80037571384 = 23231103394367
BaseRepresentation
bin100101010001010011…
…1000110101100111000
321122120221210220020201
41022202213012230320
52302404104241014
6100434014531544
75532256063111
oct1124247065470
9248527726221
1080037571384
1130a42139011
1213618506bb4
137716b5b0c4
143c33b59208
152136940e74
hex12a29c6b38

80037571384 has 32 divisors (see below), whose sum is σ = 156737617920. Its totient is φ = 38244037216.

The previous prime is 80037571363. The next prime is 80037571391. The reversal of 80037571384 is 48317573008.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5769 + ... + 400135.

It is an arithmetic number, because the mean of its divisors is an integer number (4898050560).

Almost surely, 280037571384 is an apocalyptic number.

It is an amenable number.

80037571384 is a deficient number, since it is larger than the sum of its proper divisors (76700046536).

80037571384 is a wasteful number, since it uses less digits than its factorization.

80037571384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395499 (or 395495 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 80037571384 in words is "eighty billion, thirty-seven million, five hundred seventy-one thousand, three hundred eighty-four".

Divisors: 1 2 4 8 23 46 92 184 1103 2206 4412 8824 25369 50738 101476 202952 394367 788734 1577468 3154936 9070441 18140882 36281764 72563528 434986801 869973602 1739947204 3479894408 10004696423 20009392846 40018785692 80037571384