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54630966685 = 571180185447
BaseRepresentation
bin110010111000010000…
…100110010110011101
312020000022210122122111
4302320100212112131
51343341011413220
641032551114021
73642543361231
oct627020462635
9166008718574
1054630966685
1121194835949
12a707972911
1351c830ccb9
1429037ac5c1
15164b20315a
hexcb842659d

54630966685 has 16 divisors (see below), whose sum is σ = 66518191872. Its totient is φ = 43064784000.

The previous prime is 54630966659. The next prime is 54630966697. The reversal of 54630966685 is 58666903645.

It is not a de Polignac number, because 54630966685 - 217 = 54630835613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596632 + ... + 682078.

It is an arithmetic number, because the mean of its divisors is an integer number (4157386992).

Almost surely, 254630966685 is an apocalyptic number.

It is an amenable number.

54630966685 is a deficient number, since it is larger than the sum of its proper divisors (11887225187).

54630966685 is a wasteful number, since it uses less digits than its factorization.

54630966685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87324.

The product of its (nonzero) digits is 27993600, while the sum is 58.

The spelling of 54630966685 in words is "fifty-four billion, six hundred thirty million, nine hundred sixty-six thousand, six hundred eighty-five".

Divisors: 1 5 71 355 1801 9005 85447 127871 427235 639355 6066737 30333685 153890047 769450235 10926193337 54630966685