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152308029 = 3292118297
BaseRepresentation
bin10010001010000…
…00100100111101
3101121121001100010
421011000210331
5302442324104
623040253433
73526411506
oct1105004475
9347531303
10152308029
1178a79305
1243011279
13257295c3
1416329bad
15d588489
hex914093d

152308029 has 16 divisors (see below), whose sum is σ = 211101120. Its totient is φ = 97560960.

The previous prime is 152308027. The next prime is 152308063. The reversal of 152308029 is 920803251.

It is a happy number.

It is not a de Polignac number, because 152308029 - 21 = 152308027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 152307987 and 152308005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152308027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14209 + ... + 22505.

It is an arithmetic number, because the mean of its divisors is an integer number (13193820).

Almost surely, 2152308029 is an apocalyptic number.

It is an amenable number.

152308029 is a deficient number, since it is larger than the sum of its proper divisors (58793091).

152308029 is a wasteful number, since it uses less digits than its factorization.

152308029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8540.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 152308029 is about 12341.3139089807. The cubic root of 152308029 is about 534.0405887312.

The spelling of 152308029 in words is "one hundred fifty-two million, three hundred eight thousand, twenty-nine".

Divisors: 1 3 29 87 211 633 6119 8297 18357 24891 240613 721839 1750667 5252001 50769343 152308029