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82316630680431 = 373919839556211
BaseRepresentation
bin10010101101110111010101…
…100001111110001101101111
3101210110101121112012000001020
4102231313111201332031233
541242133424423233211
6451023423231545223
723224115563031610
oct2255672541761557
9353411545160036
1082316630680431
1124257318035614
12929562108b213
1336c156a8598a4
1416482091a9c07
1597b3a0149306
hex4addd587e36f

82316630680431 has 8 divisors (see below), whose sum is σ = 125434865798784. Its totient is φ = 47038074674520.

The previous prime is 82316630680411. The next prime is 82316630680447. The reversal of 82316630680431 is 13408603661328.

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

It is not a de Polignac number, because 82316630680431 - 25 = 82316630680399 is a prime.

It is a super-3 number, since 3×823166306804313 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82316630680411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1959919778085 + ... + 1959919778126.

It is an arithmetic number, because the mean of its divisors is an integer number (15679358224848).

Almost surely, 282316630680431 is an apocalyptic number.

82316630680431 is a deficient number, since it is larger than the sum of its proper divisors (43118235118353).

82316630680431 is a wasteful number, since it uses less digits than its factorization.

82316630680431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3919839556221.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 82316630680431 in words is "eighty-two trillion, three hundred sixteen billion, six hundred thirty million, six hundred eighty thousand, four hundred thirty-one".

Divisors: 1 3 7 21 3919839556211 11759518668633 27438876893477 82316630680431