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148720682 = 21110166931
BaseRepresentation
bin10001101110101…
…00110000101010
3101100211210102102
420313110300222
5301033030212
622431333402
73454050665
oct1067246052
9340753372
10148720682
1176a49060
1241981262
1324a71806
1415a746dc
15d0ca5c2
hex8dd4c2a

148720682 has 16 divisors (see below), whose sum is σ = 245774304. Its totient is φ = 66930000.

The previous prime is 148720679. The next prime is 148720699. The reversal of 148720682 is 286027841.

It is an unprimeable number.

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, 31244 + ... + 35687.

It is an arithmetic number, because the mean of its divisors is an integer number (15360894).

Almost surely, 2148720682 is an apocalyptic number.

148720682 is a deficient number, since it is larger than the sum of its proper divisors (97053622).

148720682 is a wasteful number, since it uses less digits than its factorization.

148720682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67045.

The product of its (nonzero) digits is 43008, while the sum is 38.

The square root of 148720682 is about 12195.1089376028. The cubic root of 148720682 is about 529.8144384215.

The spelling of 148720682 in words is "one hundred forty-eight million, seven hundred twenty thousand, six hundred eighty-two".

Divisors: 1 2 11 22 101 202 1111 2222 66931 133862 736241 1472482 6760031 13520062 74360341 148720682