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148710933 = 3272337213
BaseRepresentation
bin10001101110100…
…10011000010101
3101100211022001100
420313102120111
5301032222213
622431220313
73454010400
oct1067223025
9340738040
10148710933
1176a417a8
1241977699
1324a6a247
1415a70d37
15d0c7773
hex8dd2615

148710933 has 18 divisors (see below), whose sum is σ = 249875574. Its totient is φ = 84977424.

The previous prime is 148710911. The next prime is 148710941. The reversal of 148710933 is 339017841.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 92505924 + 56205009 = 9618^2 + 7497^2 .

It is not a de Polignac number, because 148710933 - 214 = 148694549 is a prime.

It is a super-2 number, since 2×1487109332 = 44229883187460978, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148710953) 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 17 ways as a sum of consecutive naturals, for example, 168166 + ... + 169047.

Almost surely, 2148710933 is an apocalyptic number.

It is an amenable number.

148710933 is a deficient number, since it is larger than the sum of its proper divisors (101164641).

148710933 is a wasteful number, since it uses less digits than its factorization.

148710933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337233 (or 337223 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 148710933 is about 12194.7092216256. The cubic root of 148710933 is about 529.8028612963.

The spelling of 148710933 in words is "one hundred forty-eight million, seven hundred ten thousand, nine hundred thirty-three".

Divisors: 1 3 7 9 21 49 63 147 441 337213 1011639 2360491 3034917 7081473 16523437 21244419 49570311 148710933