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55393501395 = 3559121751431
BaseRepresentation
bin110011100101101101…
…011100000011010011
312021222110122102121210
4303211231130003103
51401421214021040
641240350551203
74000462664421
oct634555340323
9167873572553
1055393501395
1121546207521
12a89b208503
1352ba2a5c7b
142976b84111
151693129480
hexce5b5c0d3

55393501395 has 32 divisors (see below), whose sum is σ = 90207613440. Its totient is φ = 29018040320.

The previous prime is 55393501337. The next prime is 55393501411. The reversal of 55393501395 is 59310539355.

It is not a de Polignac number, because 55393501395 - 213 = 55393493203 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 1051330 + ... + 1102760.

It is an arithmetic number, because the mean of its divisors is an integer number (2818987920).

Almost surely, 255393501395 is an apocalyptic number.

55393501395 is a deficient number, since it is larger than the sum of its proper divisors (34814112045).

55393501395 is a wasteful number, since it uses less digits than its factorization.

55393501395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52715.

The product of its (nonzero) digits is 1366875, while the sum is 48.

The spelling of 55393501395 in words is "fifty-five billion, three hundred ninety-three million, five hundred one thousand, three hundred ninety-five".

Divisors: 1 3 5 15 59 177 295 885 1217 3651 6085 18255 51431 71803 154293 215409 257155 359015 771465 1077045 3034429 9103287 15172145 45516435 62591527 187774581 312957635 938872905 3692900093 11078700279 18464500465 55393501395