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68846484 = 2237899209
BaseRepresentation
bin1000001101010…
…00001110010100
311210112202121210
410012220032110
5120111041414
610455341420
71464120420
oct406501624
9153482553
1068846484
1135953423
121b081870
1311356785
149201b80
15609de59
hex41a8394

68846484 has 48 divisors (see below), whose sum is σ = 185673600. Its totient is φ = 19447296.

The previous prime is 68846461. The next prime is 68846497. The reversal of 68846484 is 48464886.

It is a super-3 number, since 3×688464843 (a number of 24 digits) contains 333 as substring.

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, 2872 + ... + 12080.

It is an arithmetic number, because the mean of its divisors is an integer number (3868200).

Almost surely, 268846484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68846484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92836800).

68846484 is an abundant number, since it is smaller than the sum of its proper divisors (116827116).

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

68846484 is a wasteful number, since it uses less digits than its factorization.

68846484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9312 (or 9310 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 48.

The square root of 68846484 is about 8297.3781401115. The cubic root of 68846484 is about 409.8521854626.

The spelling of 68846484 in words is "sixty-eight million, eight hundred forty-six thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 89 178 267 356 534 623 1068 1246 1869 2492 3738 7476 9209 18418 27627 36836 55254 64463 110508 128926 193389 257852 386778 773556 819601 1639202 2458803 3278404 4917606 5737207 9835212 11474414 17211621 22948828 34423242 68846484