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55356706430 = 2578714234943
BaseRepresentation
bin110011100011100001…
…000100111001111110
312021212220102001102022
4303203201010321332
51401332304101210
641232554200142
73666535145444
oct634341047176
9167786361368
1055356706430
1121527465963
12a88aa23052
1352b27921bc
142971d26b94
15168ecac155
hexce3844e7e

55356706430 has 32 divisors (see below), whose sum is σ = 99858991104. Its totient is φ = 22094535456.

The previous prime is 55356706393. The next prime is 55356706441. The reversal of 55356706430 is 3460765355.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11196539 + ... + 11201481.

It is an arithmetic number, because the mean of its divisors is an integer number (3120593472).

Almost surely, 255356706430 is an apocalyptic number.

55356706430 is a deficient number, since it is larger than the sum of its proper divisors (44502284674).

55356706430 is a wasteful number, since it uses less digits than its factorization.

55356706430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7160.

The product of its (nonzero) digits is 1134000, while the sum is 44.

The spelling of 55356706430 in words is "fifty-five billion, three hundred fifty-six million, seven hundred six thousand, four hundred thirty".

Divisors: 1 2 5 10 787 1423 1574 2846 3935 4943 7115 7870 9886 14230 24715 49430 1119901 2239802 3890141 5599505 7033889 7780282 11199010 14067778 19450705 35169445 38901410 70338890 5535670643 11071341286 27678353215 55356706430