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152220033 = 337805397
BaseRepresentation
bin10010001001010…
…11000110000001
3101121102120122000
421010223012001
5302432020113
623034334213
73525564120
oct1104530601
9347376560
10152220033
1178a19189
1242b8a369
13256c8534
1416305ab7
15d56c373
hex912b181

152220033 has 16 divisors (see below), whose sum is σ = 257727360. Its totient is φ = 86982768.

The previous prime is 152220011. The next prime is 152220037. The reversal of 152220033 is 330022251.

It is not a de Polignac number, because 152220033 - 28 = 152219777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 152219988 and 152220015.

It is not an unprimeable number, because it can be changed into a prime (152220037) 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, 402510 + ... + 402887.

It is an arithmetic number, because the mean of its divisors is an integer number (16107960).

Almost surely, 2152220033 is an apocalyptic number.

It is an amenable number.

152220033 is a deficient number, since it is larger than the sum of its proper divisors (105507327).

152220033 is an equidigital number, since it uses as much as digits as its factorization.

152220033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805413 (or 805407 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 152220033 is about 12337.7482953738. The cubic root of 152220033 is about 533.9377215591.

Adding to 152220033 its reverse (330022251), we get a palindrome (482242284).

The spelling of 152220033 in words is "one hundred fifty-two million, two hundred twenty thousand, thirty-three".

Divisors: 1 3 7 9 21 27 63 189 805397 2416191 5637779 7248573 16913337 21745719 50740011 152220033