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80052502105389 = 3116991346993763
BaseRepresentation
bin10010001100111010101100…
…111100111000110100101101
3101111102221111111211022120210
4102030322230330320310231
540443040011014333024
6442131340050533033
722601413425501102
oct2214725474706455
9344387444738523
1080052502105389
1123564091523a90
128b8a864b97179
133588bc30ba778
1415aa7c1722aa9
1593c538cc3129
hex48ceacf38d2d

80052502105389 has 16 divisors (see below), whose sum is σ = 116456659098624. Its totient is φ = 48509727927600.

The previous prime is 80052502105379. The next prime is 80052502105559. The reversal of 80052502105389 is 98350120525008.

It is a happy number.

It is not a de Polignac number, because 80052502105389 - 25 = 80052502105357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80052502105319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173266179 + ... + 173727584.

It is an arithmetic number, because the mean of its divisors is an integer number (7278541193664).

Almost surely, 280052502105389 is an apocalyptic number.

It is an amenable number.

80052502105389 is a deficient number, since it is larger than the sum of its proper divisors (36404156993235).

80052502105389 is a wasteful number, since it uses less digits than its factorization.

80052502105389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347000768.

The product of its (nonzero) digits is 864000, while the sum is 48.

The spelling of 80052502105389 in words is "eighty trillion, fifty-two billion, five hundred two million, one hundred five thousand, three hundred eighty-nine".

Divisors: 1 3 11 33 6991 20973 76901 230703 346993763 1040981289 3816931393 11450794179 2425833397133 7277500191399 26684167368463 80052502105389