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164876147 = 4318012129
BaseRepresentation
bin10011101001111…
…00111101110011
3102111020120112222
421310330331303
5314202014042
624205511255
74041265322
oct1164747563
9374216488
10164876147
1185082987
124727252b
132820a067
1417c7c0b9
15e71c2d2
hex9d3cf73

164876147 has 8 divisors (see below), whose sum is σ = 168883440. Its totient is φ = 160876800.

The previous prime is 164876143. The next prime is 164876161. The reversal of 164876147 is 741678461.

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

It is a cyclic number.

It is not a de Polignac number, because 164876147 - 22 = 164876143 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164876098 and 164876107.

It is not an unprimeable number, because it can be changed into a prime (164876143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76379 + ... + 78507.

It is an arithmetic number, because the mean of its divisors is an integer number (21110430).

Almost surely, 2164876147 is an apocalyptic number.

164876147 is a deficient number, since it is larger than the sum of its proper divisors (4007293).

164876147 is a wasteful number, since it uses less digits than its factorization.

164876147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3973.

The product of its digits is 225792, while the sum is 44.

The square root of 164876147 is about 12840.4107021544. The cubic root of 164876147 is about 548.3433865997.

The spelling of 164876147 in words is "one hundred sixty-four million, eight hundred seventy-six thousand, one hundred forty-seven".

Divisors: 1 43 1801 2129 77443 91547 3834329 164876147