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1308069084 = 223741379811
BaseRepresentation
bin100110111110111…
…1000110011011100
310101011100210110010
41031331320303130
510134331202314
6333444243220
744262255330
oct11575706334
93334323403
101308069084
11611409733
123060a0510
1317b00199a
14c5a217c0
1579c86059
hex4df78cdc

1308069084 has 48 divisors (see below), whose sum is σ = 3573271296. Its totient is φ = 364617600.

The previous prime is 1308069031. The next prime is 1308069143. The reversal of 1308069084 is 4809608031.

It is a super-2 number, since 2×13080690842 = 3422089457033198112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186462 + ... + 193349.

It is an arithmetic number, because the mean of its divisors is an integer number (74443152).

Almost surely, 21308069084 is an apocalyptic number.

1308069084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1308069084 is an abundant number, since it is smaller than the sum of its proper divisors (2265202212).

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

1308069084 is a wasteful number, since it uses less digits than its factorization.

1308069084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379866 (or 379864 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1308069084 is about 36167.2377159219. The cubic root of 1308069084 is about 1093.6463145292.

The spelling of 1308069084 in words is "one billion, three hundred eight million, sixty-nine thousand, eighty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 41 42 82 84 123 164 246 287 492 574 861 1148 1722 3444 379811 759622 1139433 1519244 2278866 2658677 4557732 5317354 7976031 10634708 15572251 15952062 31144502 31904124 46716753 62289004 93433506 109005757 186867012 218011514 327017271 436023028 654034542 1308069084