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68379003 = 32711791249
BaseRepresentation
bin1000001001101…
…10000101111011
311202200000100200
410010312011323
5120001112003
610441333243
71460132460
oct404660573
9152600320
1068379003
1135664180
121aa97223
1311221a64
14911d667
15600a6a3
hex413617b

68379003 has 48 divisors (see below), whose sum is σ = 124800000. Its totient is φ = 35043840.

The previous prime is 68379001. The next prime is 68379007. The reversal of 68379003 is 30097386.

It is not a de Polignac number, because 68379003 - 21 = 68379001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68379001) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 54123 + ... + 55371.

It is an arithmetic number, because the mean of its divisors is an integer number (2600000).

Almost surely, 268379003 is an apocalyptic number.

68379003 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

68379003 is a deficient number, since it is larger than the sum of its proper divisors (56420997).

68379003 is a wasteful number, since it uses less digits than its factorization.

68379003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352 (or 1349 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 68379003 is about 8269.1597517523. The cubic root of 68379003 is about 408.9224191937.

The spelling of 68379003 in words is "sixty-eight million, three hundred seventy-nine thousand, three".

Divisors: 1 3 7 9 11 21 33 63 77 79 99 231 237 553 693 711 869 1249 1659 2607 3747 4977 6083 7821 8743 11241 13739 18249 26229 41217 54747 78687 96173 98671 123651 288519 296013 690697 865557 888039 1085381 2072091 3256143 6216273 7597667 9768429 22793001 68379003