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68073376741400 = 2352435778119551
BaseRepresentation
bin11110111101001100100010…
…11100000111100000011000
322221000202021200001121002102
433132212101130013200120
532410303233421211100
6400440251052422532
720224065510111512
oct1736462134074030
9287022250047072
1068073376741400
111a765836557188
1277750b0177a48
132bca3a435b414
1412b4aaa262bb2
157d0b287d9cd5
hex3de991707818

68073376741400 has 48 divisors (see below), whose sum is σ = 158306928541440. Its totient is φ = 27223100784000.

The previous prime is 68073376741399. The next prime is 68073376741429. The reversal of 68073376741400 is 414767337086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38188376 + ... + 39931175.

It is an arithmetic number, because the mean of its divisors is an integer number (3298061011280).

Almost surely, 268073376741400 is an apocalyptic number.

It is an amenable number.

68073376741400 is an abundant number, since it is smaller than the sum of its proper divisors (90233551800040).

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

68073376741400 is a wasteful number, since it uses less digits than its factorization.

68073376741400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78123924 (or 78123915 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 56.

The spelling of 68073376741400 in words is "sixty-eight trillion, seventy-three billion, three hundred seventy-six million, seven hundred forty-one thousand, four hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 4357 8714 17428 21785 34856 43570 87140 108925 174280 217850 435700 871400 78119551 156239102 312478204 390597755 624956408 781195510 1562391020 1952988775 3124782040 3905977550 7811955100 15623910200 340366883707 680733767414 1361467534828 1701834418535 2722935069656 3403668837070 6807337674140 8509172092675 13614675348280 17018344185350 34036688370700 68073376741400