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148729053 = 31124118701
BaseRepresentation
bin10001101110101…
…10110011011101
3101100212012220110
420313112303131
5301033312203
622431440233
73454114254
oct1067266335
9340765813
10148729053
1176a54380
1241986079
1324a75575
1415a7779b
15d0ccd03
hex8dd6cdd

148729053 has 16 divisors (see below), whose sum is σ = 217242432. Its totient is φ = 89760000.

The previous prime is 148729043. The next prime is 148729069. The reversal of 148729053 is 350927841.

It is not a de Polignac number, because 148729053 - 26 = 148728989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148729043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1398 + ... + 17303.

It is an arithmetic number, because the mean of its divisors is an integer number (13577652).

Almost surely, 2148729053 is an apocalyptic number.

It is an amenable number.

148729053 is a deficient number, since it is larger than the sum of its proper divisors (68513379).

148729053 is a wasteful number, since it uses less digits than its factorization.

148729053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18956.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 148729053 is about 12195.4521441396. The cubic root of 148729053 is about 529.8243787413.

The spelling of 148729053 in words is "one hundred forty-eight million, seven hundred twenty-nine thousand, fifty-three".

Divisors: 1 3 11 33 241 723 2651 7953 18701 56103 205711 617133 4506941 13520823 49576351 148729053