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148728092 = 2238397081
BaseRepresentation
bin10001101110101…
…10100100011100
3101100212011120212
420313112210130
5301033244332
622431431552
73454111412
oct1067264434
9340764525
10148728092
1176a53687
12419855b8
1324a74cb6
1415a772b2
15d0cc8b2
hex8dd691c

148728092 has 12 divisors (see below), whose sum is σ = 260956416. Its totient is φ = 74169120.

The previous prime is 148728091. The next prime is 148728109. The reversal of 148728092 is 290827841.

148728092 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148728091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47009 + ... + 50072.

It is an arithmetic number, because the mean of its divisors is an integer number (21746368).

Almost surely, 2148728092 is an apocalyptic number.

It is an amenable number.

148728092 is a deficient number, since it is larger than the sum of its proper divisors (112228324).

148728092 is a wasteful number, since it uses less digits than its factorization.

148728092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97468 (or 97466 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 148728092 is about 12195.4127441428. The cubic root of 148728092 is about 529.8232376006.

The spelling of 148728092 in words is "one hundred forty-eight million, seven hundred twenty-eight thousand, ninety-two".

Divisors: 1 2 4 383 766 1532 97081 194162 388324 37182023 74364046 148728092