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68837048 = 2371279679
BaseRepresentation
bin1000001101001…
…01111010111000
311210112021200022
410012211322320
5120110241143
610455230012
71464051050
oct406457270
9153467608
1068837048
1135947325
121b078308
13113523a7
1491dc560
15609b268
hex41a5eb8

68837048 has 32 divisors (see below), whose sum is σ = 148684800. Its totient is φ = 29266272.

The previous prime is 68837047. The next prime is 68837099. The reversal of 68837048 is 84073886.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68837047) 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 7 ways as a sum of consecutive naturals, for example, 2273 + ... + 11951.

It is an arithmetic number, because the mean of its divisors is an integer number (4646400).

Almost surely, 268837048 is an apocalyptic number.

It is an amenable number.

68837048 is an abundant number, since it is smaller than the sum of its proper divisors (79847752).

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

68837048 is a wasteful number, since it uses less digits than its factorization.

68837048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9819 (or 9815 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 68837048 is about 8296.8095072745. The cubic root of 68837048 is about 409.8334600235.

It can be divided in two parts, 6883 and 7048, that added together give a palindrome (13931).

The spelling of 68837048 in words is "sixty-eight million, eight hundred thirty-seven thousand, forty-eight".

Divisors: 1 2 4 7 8 14 28 56 127 254 508 889 1016 1778 3556 7112 9679 19358 38716 67753 77432 135506 271012 542024 1229233 2458466 4916932 8604631 9833864 17209262 34418524 68837048