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148128354 = 232113124133
BaseRepresentation
bin10001101010001…
…00001001100010
3101022201200220100
420311010021202
5300410101404
622410523230
73446033043
oct1065041142
9338650810
10148128354
1176684030
1241736516
13248c501a
141595c8ca
15d00ed39
hex8d44262

148128354 has 48 divisors (see below), whose sum is σ = 361430784. Its totient is φ = 43437600.

The previous prime is 148128319. The next prime is 148128359. The reversal of 148128354 is 453821841.

It is not an unprimeable number, because it can be changed into a prime (148128359) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5929 + ... + 18204.

It is an arithmetic number, because the mean of its divisors is an integer number (7529808).

Almost surely, 2148128354 is an apocalyptic number.

148128354 is an abundant number, since it is smaller than the sum of its proper divisors (213302430).

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

148128354 is a wasteful number, since it uses less digits than its factorization.

148128354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24183 (or 24180 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 148128354 is about 12170.7992342327. The cubic root of 148128354 is about 529.1101170011.

The spelling of 148128354 in words is "one hundred forty-eight million, one hundred twenty-eight thousand, three hundred fifty-four".

Divisors: 1 2 3 6 9 11 18 22 31 33 62 66 93 99 186 198 279 341 558 682 1023 2046 3069 6138 24133 48266 72399 144798 217197 265463 434394 530926 748123 796389 1496246 1592778 2244369 2389167 4488738 4778334 6733107 8229353 13466214 16458706 24688059 49376118 74064177 148128354