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6493331681234 = 273131790742937
BaseRepresentation
bin101111001111101100010…
…1110100110111111010010
3211222202102110010120110122
41132133120232212333102
51322341320402244414
621450555001030242
71240061545421126
oct136373056467722
924882373116418
106493331681234
1120838964a9302
1288a54b785382
1338141ab15a08
141863c9555586
15b3d8e46cb8e
hex5e7d8ba6fd2

6493331681234 has 32 divisors (see below), whose sum is σ = 9950281742016. Its totient is φ = 3177270869760.

The previous prime is 6493331681233. The next prime is 6493331681251. The reversal of 6493331681234 is 4321861333946.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6493331681233) 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, 151207814 + ... + 151250750.

It is an arithmetic number, because the mean of its divisors is an integer number (310946304438).

Almost surely, 26493331681234 is an apocalyptic number.

6493331681234 is a deficient number, since it is larger than the sum of its proper divisors (3456950060782).

6493331681234 is a wasteful number, since it uses less digits than its factorization.

6493331681234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51050.

The product of its digits is 6718464, while the sum is 53.

The spelling of 6493331681234 in words is "six trillion, four hundred ninety-three billion, three hundred thirty-one million, six hundred eighty-one thousand, two hundred thirty-four".

Divisors: 1 2 73 131 146 262 7907 9563 15814 19126 42937 85874 577211 1035817 1154422 2071634 3134401 5624747 6268802 11249494 75614641 151229282 339502859 410606531 679005718 821213062 24783708707 44474874529 49567417414 88949749058 3246665840617 6493331681234