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68498412 = 2239675903
BaseRepresentation
bin1000001010100…
…11001111101100
311202220002011020
410011103033230
5120013422122
610444054140
71461140553
oct405231754
9152802136
1068498412
1135735964
121ab34350
1311264208
149150d9a
156030c5c
hex41533ec

68498412 has 24 divisors (see below), whose sum is σ = 160022016. Its totient is φ = 22805328.

The previous prime is 68498369. The next prime is 68498449. The reversal of 68498412 is 21489486.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8653 + ... + 14555.

It is an arithmetic number, because the mean of its divisors is an integer number (6667584).

Almost surely, 268498412 is an apocalyptic number.

It is an amenable number.

68498412 is an abundant number, since it is smaller than the sum of its proper divisors (91523604).

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

68498412 is a wasteful number, since it uses less digits than its factorization.

68498412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6877 (or 6875 counting only the distinct ones).

The product of its digits is 110592, while the sum is 42.

The square root of 68498412 is about 8276.3767434790. The cubic root of 68498412 is about 409.1603120140.

The spelling of 68498412 in words is "sixty-eight million, four hundred ninety-eight thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 967 1934 2901 3868 5802 5903 11604 11806 17709 23612 35418 70836 5708201 11416402 17124603 22832804 34249206 68498412