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468536138 = 27247101723
BaseRepresentation
bin11011111011010…
…100101101001010
31012122122002202022
4123323110231022
51424421124023
6114254204442
714416330400
oct3373245512
91178562668
10468536138
11220527154
12110ab3722
13760b9a25
1446325470
152b2007c8
hex1bed4b4a

468536138 has 24 divisors (see below), whose sum is σ = 834950592. Its totient is φ = 196526904.

The previous prime is 468536087. The next prime is 468536141. The reversal of 468536138 is 831635864.

It is a super-2 number, since 2×4685361382 = 439052225223910088, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46256 + ... + 55467.

It is an arithmetic number, because the mean of its divisors is an integer number (34789608).

Almost surely, 2468536138 is an apocalyptic number.

468536138 is a deficient number, since it is larger than the sum of its proper divisors (366414454).

468536138 is a wasteful number, since it uses less digits than its factorization.

468536138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101786 (or 101779 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 468536138 is about 21645.6955998185. The cubic root of 468536138 is about 776.6899718140.

The spelling of 468536138 in words is "four hundred sixty-eight million, five hundred thirty-six thousand, one hundred thirty-eight".

Divisors: 1 2 7 14 47 49 94 98 329 658 2303 4606 101723 203446 712061 1424122 4780981 4984427 9561962 9968854 33466867 66933734 234268069 468536138