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152755029 = 32723472243
BaseRepresentation
bin10010001101011…
…01101101010101
3101122102202111200
421012231231111
5303101130104
623054023113
73533252640
oct1106555525
9348382450
10152755029
1179254129
12431a7a99
1325854bbb
1416404a57
15d625b39
hex91adb55

152755029 has 48 divisors (see below), whose sum is σ = 268849152. Its totient is φ = 81680544.

The previous prime is 152755027. The next prime is 152755037. The reversal of 152755029 is 920557251.

It is not a de Polignac number, because 152755029 - 21 = 152755027 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 152754984 and 152755002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152755027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66982 + ... + 69224.

It is an arithmetic number, because the mean of its divisors is an integer number (5601024).

Almost surely, 2152755029 is an apocalyptic number.

It is an amenable number.

152755029 is a deficient number, since it is larger than the sum of its proper divisors (116094123).

152755029 is a wasteful number, since it uses less digits than its factorization.

152755029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326 (or 2323 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 152755029 is about 12359.4105441967. The cubic root of 152755029 is about 534.5625200511.

The spelling of 152755029 in words is "one hundred fifty-two million, seven hundred fifty-five thousand, twenty-nine".

Divisors: 1 3 7 9 21 23 47 63 69 141 161 207 329 423 483 987 1081 1449 2243 2961 3243 6729 7567 9729 15701 20187 22701 47103 51589 68103 105421 141309 154767 316263 361123 464301 737947 948789 1083369 2213841 2424683 3250107 6641523 7274049 16972781 21822147 50918343 152755029