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82880172053 = 748772427727
BaseRepresentation
bin100110100110000001…
…0110001000000010101
321220221001122222021222
41031030002301000111
52324214311001203
6102024041420125
75662563560450
oct1151402610025
9256831588258
1082880172053
1132170772a68
121409049a645
137a7aa52833
1440234ac497
152251293038
hex134c0b1015

82880172053 has 8 divisors (see below), whose sum is σ = 94739657472. Its totient is φ = 71025551856.

The previous prime is 82880172017. The next prime is 82880172083. The reversal of 82880172053 is 35027108828.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82880172053 - 214 = 82880155669 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82880171995 and 82880172013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82880172083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1179725 + ... + 1248002.

It is an arithmetic number, because the mean of its divisors is an integer number (11842457184).

Almost surely, 282880172053 is an apocalyptic number.

It is an amenable number.

82880172053 is a deficient number, since it is larger than the sum of its proper divisors (11859485419).

82880172053 is a wasteful number, since it uses less digits than its factorization.

82880172053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432611.

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 82880172053 in words is "eighty-two billion, eight hundred eighty million, one hundred seventy-two thousand, fifty-three".

Divisors: 1 7 4877 34139 2427727 16994089 11840024579 82880172053