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148538654 = 21141164677
BaseRepresentation
bin10001101101010…
…00010100011110
3101100111112201122
420312220110132
5301011214104
622423410542
73452362205
oct1066502436
9340445648
10148538654
1176934320
12418b3a52
1324a099c4
1415a2823c
15d0916be
hex8da851e

148538654 has 16 divisors (see below), whose sum is σ = 248993136. Its totient is φ = 65870400.

The previous prime is 148538653. The next prime is 148538729. The reversal of 148538654 is 456835841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148538653) 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, 81437 + ... + 83240.

It is an arithmetic number, because the mean of its divisors is an integer number (15562071).

Almost surely, 2148538654 is an apocalyptic number.

148538654 is a deficient number, since it is larger than the sum of its proper divisors (100454482).

148538654 is a wasteful number, since it uses less digits than its factorization.

148538654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164731.

The product of its digits is 460800, while the sum is 44.

The square root of 148538654 is about 12187.6434965911. The cubic root of 148538654 is about 529.5981931427.

The spelling of 148538654 in words is "one hundred forty-eight million, five hundred thirty-eight thousand, six hundred fifty-four".

Divisors: 1 2 11 22 41 82 451 902 164677 329354 1811447 3622894 6751757 13503514 74269327 148538654