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68967233260 = 22531731523801
BaseRepresentation
bin100000000111011000…
…1000111011011101100
320121000110000110020121
41000032301013123230
52112221102431020
651403315054324
74661033544622
oct1001661073354
9217013013217
1068967233260
1127281229142
1211448ba13a4
1366714a7083
1434a37b9512
151bd9b0abaa
hex100ec476ec

68967233260 has 48 divisors (see below), whose sum is σ = 151551251712. Its totient is φ = 26331264000.

The previous prime is 68967233233. The next prime is 68967233329. The reversal of 68967233260 is 6233276986.

It is a junction number, because it is equal to n+sod(n) for n = 68967233198 and 68967233207.

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, 716641 + ... + 807160.

It is an arithmetic number, because the mean of its divisors is an integer number (3157317744).

Almost surely, 268967233260 is an apocalyptic number.

It is an amenable number.

68967233260 is an abundant number, since it is smaller than the sum of its proper divisors (82584018452).

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

68967233260 is a wasteful number, since it uses less digits than its factorization.

68967233260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523914 (or 1523912 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 68967233260 in words is "sixty-eight billion, nine hundred sixty-seven million, two hundred thirty-three thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 31 62 73 124 146 155 292 310 365 620 730 1460 2263 4526 9052 11315 22630 45260 1523801 3047602 6095204 7619005 15238010 30476020 47237831 94475662 111237473 188951324 222474946 236189155 444949892 472378310 556187365 944756620 1112374730 2224749460 3448361663 6896723326 13793446652 17241808315 34483616630 68967233260