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68824182 = 23713911789
BaseRepresentation
bin1000001101000…
…10110001110110
311210111122000210
410012202301312
5120104333212
610455050250
71463665410
oct406426166
9153448023
1068824182
1135938699
121b070986
131134958b
1491d79b0
15609753c
hex41a2c76

68824182 has 32 divisors (see below), whose sum is σ = 158457600. Its totient is φ = 19520928.

The previous prime is 68824141. The next prime is 68824229. The reversal of 68824182 is 28142886.

It is a self number, because there is not a number n which added to its sum of digits gives 68824182.

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, 57 + ... + 11732.

It is an arithmetic number, because the mean of its divisors is an integer number (4951800).

Almost surely, 268824182 is an apocalyptic number.

68824182 is an abundant number, since it is smaller than the sum of its proper divisors (89633418).

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

68824182 is a wasteful number, since it uses less digits than its factorization.

68824182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11940.

The product of its digits is 49152, while the sum is 39.

The square root of 68824182 is about 8296.0341127553. The cubic root of 68824182 is about 409.8079251021.

It can be divided in two parts, 68824 and 182, that added together give a triangular number (69006 = T371).

The spelling of 68824182 in words is "sixty-eight million, eight hundred twenty-four thousand, one hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 139 278 417 834 973 1946 2919 5838 11789 23578 35367 70734 82523 165046 247569 495138 1638671 3277342 4916013 9832026 11470697 22941394 34412091 68824182