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148757013 = 3316633313
BaseRepresentation
bin10001101110111…
…01101000010101
3101100220122021000
420313131220111
5301040211023
622432213513
73454261626
oct1067355025
9340818230
10148757013
1176a73389
124199a299
1324a85202
1415a83a4d
15d0d6243
hex8ddda15

148757013 has 16 divisors (see below), whose sum is σ = 220579840. Its totient is φ = 99081792.

The previous prime is 148756967. The next prime is 148757017. The reversal of 148757013 is 310757841.

148757013 is a `hidden beast` number, since 1 + 4 + 87 + 570 + 1 + 3 = 666.

It is not a de Polignac number, because 148757013 - 212 = 148752917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148757017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43245 + ... + 46557.

It is an arithmetic number, because the mean of its divisors is an integer number (13786240).

Almost surely, 2148757013 is an apocalyptic number.

It is an amenable number.

148757013 is a deficient number, since it is larger than the sum of its proper divisors (71822827).

148757013 is a wasteful number, since it uses less digits than its factorization.

148757013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4985 (or 4979 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

The square root of 148757013 is about 12196.5984192315. The cubic root of 148757013 is about 529.8575777277.

The spelling of 148757013 in words is "one hundred forty-eight million, seven hundred fifty-seven thousand, thirteen".

Divisors: 1 3 9 27 1663 3313 4989 9939 14967 29817 44901 89451 5509519 16528557 49585671 148757013