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153830816 = 2521122783
BaseRepresentation
bin10010010101101…
…00010110100000
3101201110102012122
421022310112200
5303340041231
623133043412
73545353226
oct1112642640
9351412178
10153830816
1179919407
1243626568
1325b40769
1416604b16
15d78977b
hex92b45a0

153830816 has 24 divisors (see below), whose sum is σ = 304303104. Its totient is φ = 76547520.

The previous prime is 153830813. The next prime is 153830849. The reversal of 153830816 is 618038351.

It is not an unprimeable number, because it can be changed into a prime (153830813) 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 3 ways as a sum of consecutive naturals, for example, 4640 + ... + 18143.

It is an arithmetic number, because the mean of its divisors is an integer number (12679296).

Almost surely, 2153830816 is an apocalyptic number.

153830816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

153830816 is a deficient number, since it is larger than the sum of its proper divisors (150472288).

153830816 is a wasteful number, since it uses less digits than its factorization.

153830816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23004 (or 22996 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 153830816 is about 12402.8551551649. The cubic root of 153830816 is about 535.8144824667.

The spelling of 153830816 in words is "one hundred fifty-three million, eight hundred thirty thousand, eight hundred sixteen".

Divisors: 1 2 4 8 16 32 211 422 844 1688 3376 6752 22783 45566 91132 182264 364528 729056 4807213 9614426 19228852 38457704 76915408 153830816