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68952700580 = 22523251148279
BaseRepresentation
bin100000000110111100…
…1101011011010100100
320120222102200010011012
41000031321223122210
52112203342404310
651402035401352
74660466166401
oct1001571533244
9216872603135
1068952700580
1127274002565
1211444153258
13666b48935a
1434a18b52a8
151bd86d9c05
hex100de6b6a4

68952700580 has 24 divisors (see below), whose sum is σ = 144807875520. Its totient is φ = 27579708000.

The previous prime is 68952700573. The next prime is 68952700669. The reversal of 68952700580 is 8500725986.

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 7 ways as a sum of consecutive naturals, for example, 390881 + ... + 539159.

It is an arithmetic number, because the mean of its divisors is an integer number (6033661480).

Almost surely, 268952700580 is an apocalyptic number.

It is an amenable number.

68952700580 is an abundant number, since it is smaller than the sum of its proper divisors (75855174940).

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

68952700580 is a wasteful number, since it uses less digits than its factorization.

68952700580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171539 (or 171537 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 68952700580 in words is "sixty-eight billion, nine hundred fifty-two million, seven hundred thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 23251 46502 93004 116255 148279 232510 296558 465020 593116 741395 1482790 2965580 3447635029 6895270058 13790540116 17238175145 34476350290 68952700580