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148068554 = 2439168643
BaseRepresentation
bin10001101001101…
…01100011001010
3101022121122212112
420310311203022
5300401143204
622405342322
73445363514
oct1064654312
9338548775
10148068554
1176643107
12417079a2
13248a3a3a
1415944bb4
15ceec26e
hex8d358ca

148068554 has 8 divisors (see below), whose sum is σ = 222610080. Its totient is φ = 73865196.

The previous prime is 148068553. The next prime is 148068559. The reversal of 148068554 is 455860841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (148068553) 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 3 ways as a sum of consecutive naturals, for example, 83444 + ... + 85199.

It is an arithmetic number, because the mean of its divisors is an integer number (27826260).

Almost surely, 2148068554 is an apocalyptic number.

148068554 is a deficient number, since it is larger than the sum of its proper divisors (74541526).

148068554 is a wasteful number, since it uses less digits than its factorization.

148068554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169084.

The product of its (nonzero) digits is 153600, while the sum is 41.

The square root of 148068554 is about 12168.3422864415. The cubic root of 148068554 is about 529.0389061380.

The spelling of 148068554 in words is "one hundred forty-eight million, sixty-eight thousand, five hundred fifty-four".

Divisors: 1 2 439 878 168643 337286 74034277 148068554