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163924153 = 1929297503
BaseRepresentation
bin10011100010101…
…00100010111001
3102102110012122221
421301110202321
5313431033103
624133244041
74030221661
oct1161244271
9372405587
10163924153
1184592708
1246a93621
1327c65953
1417ab11a1
15e5d01bd
hex9c548b9

163924153 has 8 divisors (see below), whose sum is σ = 178502400. Its totient is φ = 149941008.

The previous prime is 163924147. The next prime is 163924181. The reversal of 163924153 is 351429361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-163924153 is a prime.

It is a super-2 number, since 2×1639241532 = 53742255873534818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163924133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148201 + ... + 149302.

It is an arithmetic number, because the mean of its divisors is an integer number (22312800).

Almost surely, 2163924153 is an apocalyptic number.

It is an amenable number.

163924153 is a deficient number, since it is larger than the sum of its proper divisors (14578247).

163924153 is a wasteful number, since it uses less digits than its factorization.

163924153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297551.

The product of its digits is 19440, while the sum is 34.

The square root of 163924153 is about 12803.2868045670. The cubic root of 163924153 is about 547.2859715406.

The spelling of 163924153 in words is "one hundred sixty-three million, nine hundred twenty-four thousand, one hundred fifty-three".

Divisors: 1 19 29 551 297503 5652557 8627587 163924153