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55949141760 = 283514570089
BaseRepresentation
bin110100000110110101…
…000010011100000000
312100102012011212220120
4310012311002130000
51404040440014020
641411440140240
74020320600241
oct640665023400
9170365155816
1055949141760
1121800917336
12aa15307680
13537843c855
1429ca8a0cc8
1516c6cd3740
hexd06d42700

55949141760 has 72 divisors (see below), whose sum is σ = 178687583760. Its totient is φ = 14919770112.

The previous prime is 55949141741. The next prime is 55949141797. The reversal of 55949141760 is 6714194955.

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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7281205 + ... + 7288884.

Almost surely, 255949141760 is an apocalyptic number.

It is an amenable number.

55949141760 is an abundant number, since it is smaller than the sum of its proper divisors (122738442000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55949141760 is a wasteful number, since it uses less digits than its factorization.

55949141760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14570113 (or 14570099 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 51.

The spelling of 55949141760 in words is "fifty-five billion, nine hundred forty-nine million, one hundred forty-one thousand, seven hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 640 768 960 1280 1920 3840 14570089 29140178 43710267 58280356 72850445 87420534 116560712 145700890 174841068 218551335 233121424 291401780 349682136 437102670 466242848 582803560 699364272 874205340 932485696 1165607120 1398728544 1748410680 1864971392 2331214240 2797457088 3496821360 3729942784 4662428480 5594914176 6993642720 9324856960 11189828352 13987285440 18649713920 27974570880 55949141760