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68795268972 = 22359223435733
BaseRepresentation
bin100000000010010000…
…1000111111101101100
320120120110102202120220
41000010201013331230
52111343042101342
651334253211340
74653545065203
oct1000441077554
9216513382526
1068795268972
11271a31548a1
12113bb490b50
136644987961
143488a1423a
151bc998d5ec
hex1004847f6c

68795268972 has 48 divisors (see below), whose sum is σ = 163975418880. Its totient is φ = 22441940928.

The previous prime is 68795268967. The next prime is 68795269033. The reversal of 68795268972 is 27986259786.

It is a junction number, because it is equal to n+sod(n) for n = 68795268897 and 68795268906.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59983 + ... + 375750.

It is an arithmetic number, because the mean of its divisors is an integer number (3416154560).

Almost surely, 268795268972 is an apocalyptic number.

It is an amenable number.

68795268972 is an abundant number, since it is smaller than the sum of its proper divisors (95180149908).

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

68795268972 is a wasteful number, since it uses less digits than its factorization.

68795268972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436022 (or 436020 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 69.

The spelling of 68795268972 in words is "sixty-eight billion, seven hundred ninety-five million, two hundred sixty-eight thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 59 118 177 223 236 354 446 669 708 892 1338 2676 13157 26314 39471 52628 78942 157884 435733 871466 1307199 1742932 2614398 5228796 25708247 51416494 77124741 97168459 102832988 154249482 194336918 291505377 308498964 388673836 583010754 1166021508 5732939081 11465878162 17198817243 22931756324 34397634486 68795268972