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80848334739 = 3971159723957
BaseRepresentation
bin100101101001011101…
…1111010111110010011
321201200110101221111010
41023102323322332103
52311034133202424
6101050300222003
75561332335504
oct1132273727623
9251613357433
1080848334739
1131318860577
1213803b3a903
137815b0c133
143cad6c6bab
152182be2229
hex12d2efaf93

80848334739 has 16 divisors (see below), whose sum is σ = 108923034528. Its totient is φ = 53336404992.

The previous prime is 80848334729. The next prime is 80848334741. The reversal of 80848334739 is 93743384808.

It is not a de Polignac number, because 80848334739 - 231 = 78700851091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80848334729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3362749 + ... + 3386705.

It is an arithmetic number, because the mean of its divisors is an integer number (6807689658).

Almost surely, 280848334739 is an apocalyptic number.

80848334739 is a deficient number, since it is larger than the sum of its proper divisors (28074699789).

80848334739 is a wasteful number, since it uses less digits than its factorization.

80848334739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35654.

The product of its (nonzero) digits is 13934592, while the sum is 57.

The spelling of 80848334739 in words is "eighty billion, eight hundred forty-eight million, three hundred thirty-four thousand, seven hundred thirty-nine".

Divisors: 1 3 97 291 11597 23957 34791 71871 1124909 2323829 3374727 6971487 277829329 833487987 26949444913 80848334739