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161162124 = 22313430177
BaseRepresentation
bin10011001101100…
…10001110001100
3102020020212212120
421212302032030
5312224141444
623554132540
73664566264
oct1146621614
9366225776
10161162124
1182a76542
1245b81150
1327509706
14175927a4
15e236b19
hex99b238c

161162124 has 12 divisors (see below), whose sum is σ = 376044984. Its totient is φ = 53720704.

The previous prime is 161162101. The next prime is 161162147. The reversal of 161162124 is 421261161.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (161162101) and next prime (161162147).

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 161162094 and 161162103.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6715077 + ... + 6715100.

It is an arithmetic number, because the mean of its divisors is an integer number (31337082).

Almost surely, 2161162124 is an apocalyptic number.

It is an amenable number.

161162124 is an abundant number, since it is smaller than the sum of its proper divisors (214882860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161162124 is a wasteful number, since it uses less digits than its factorization.

161162124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13430184 (or 13430182 counting only the distinct ones).

The product of its digits is 576, while the sum is 24.

The square root of 161162124 is about 12694.9645135384. The cubic root of 161162124 is about 544.1947246600.

The spelling of 161162124 in words is "one hundred sixty-one million, one hundred sixty-two thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 13430177 26860354 40290531 53720708 80581062 161162124