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8689339868 = 22111015873331
BaseRepresentation
bin10000001011110110…
…01100110111011100
3211102120112012102112
420011323030313130
5120243432333433
63554122413152
7425221112246
oct100573146734
924376465375
108689339868
1137599a6720
1218260611b8
13a862bc331
145c6069096
1535ccb4348
hex205eccddc

8689339868 has 48 divisors (see below), whose sum is σ = 16786562688. Its totient is φ = 3902760000.

The previous prime is 8689339849. The next prime is 8689339871.

8689339868 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×86893398682 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8689339798 and 8689339807.

It is a congruent number.

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, 2606963 + ... + 2610293.

It is an arithmetic number, because the mean of its divisors is an integer number (349720056).

Almost surely, 28689339868 is an apocalyptic number.

It is an amenable number.

8689339868 is a deficient number, since it is larger than the sum of its proper divisors (8097222820).

8689339868 is a wasteful number, since it uses less digits than its factorization.

8689339868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034 (or 4032 counting only the distinct ones).

The product of its digits is 107495424, while the sum is 68.

The square root of 8689339868 is about 93216.6287096889. The cubic root of 8689339868 is about 2055.8697421729.

The spelling of 8689339868 in words is "eight billion, six hundred eighty-nine million, three hundred thirty-nine thousand, eight hundred sixty-eight".

Divisors: 1 2 4 11 22 44 101 202 404 587 1111 1174 2222 2348 3331 4444 6457 6662 12914 13324 25828 36641 59287 73282 118574 146564 237148 336431 652157 672862 1304314 1345724 1955297 2608628 3700741 3910594 7401482 7821188 14802964 21508267 43016534 86033068 197484997 394969994 789939988 2172334967 4344669934 8689339868