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153213316 = 22172253137
BaseRepresentation
bin10010010000111…
…01100110000100
3101200022001011021
421020131212010
5303210311231
623111520524
73540202024
oct1110354604
9350261137
10153213316
1179537483
1243389144
1325985689
14164c3a84
15d6b6811
hex921d984

153213316 has 12 divisors (see below), whose sum is σ = 283895388. Its totient is φ = 72100352.

The previous prime is 153213289. The next prime is 153213323. The reversal of 153213316 is 613312351.

It can be written as a sum of positive squares in 2 ways, for example, as 102090816 + 51122500 = 10104^2 + 7150^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1126501 + ... + 1126636.

It is an arithmetic number, because the mean of its divisors is an integer number (23657949).

Almost surely, 2153213316 is an apocalyptic number.

It is an amenable number.

153213316 is a deficient number, since it is larger than the sum of its proper divisors (130682072).

153213316 is a wasteful number, since it uses less digits than its factorization.

153213316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253158 (or 2253156 counting only the distinct ones).

The product of its digits is 1620, while the sum is 25.

The square root of 153213316 is about 12377.9366616573. The cubic root of 153213316 is about 535.0965744081.

Adding to 153213316 its reverse (613312351), we get a palindrome (766525667).

The spelling of 153213316 in words is "one hundred fifty-three million, two hundred thirteen thousand, three hundred sixteen".

Divisors: 1 2 4 17 34 68 2253137 4506274 9012548 38303329 76606658 153213316