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83153317143423 = 31312106431004477
BaseRepresentation
bin10010111010000010100011…
…111011100010001101111111
3101220102101020122101011021110
4102322002203323202031333
541344340443142042143
6452504035002333103
723341425500441652
oct2272024373421577
9356371218334243
1083153317143423
112454a13a7a7a0a
1293ab8057ba193
13375242a246a17
1416768db9db899
1599301e099533
hex4ba0a3ee237f

83153317143423 has 16 divisors (see below), whose sum is σ = 111718075303296. Its totient is φ = 55012056733920.

The previous prime is 83153317143329. The next prime is 83153317143431. The reversal of 83153317143423 is 32434171335138.

It is not a de Polignac number, because 83153317143423 - 218 = 83153316881279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83153317143623) 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, 82280461 + ... + 83284937.

It is an arithmetic number, because the mean of its divisors is an integer number (6982379706456).

Almost surely, 283153317143423 is an apocalyptic number.

83153317143423 is a deficient number, since it is larger than the sum of its proper divisors (28564758159873).

83153317143423 is a wasteful number, since it uses less digits than its factorization.

83153317143423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215254.

The product of its digits is 2177280, while the sum is 48.

The spelling of 83153317143423 in words is "eighty-three trillion, one hundred fifty-three billion, three hundred seventeen million, one hundred forty-three thousand, four hundred twenty-three".

Divisors: 1 3 131 393 210643 631929 1004477 3013431 27594233 82782699 131586487 394759461 211586048711 634758146133 27717772381141 83153317143423