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162148628 = 22291397833
BaseRepresentation
bin10011010101000…
…11000100010100
3102022010000002202
421222203010110
5313002224003
624031224032
74006145345
oct1152430424
9368100082
10162148628
118358a734
1246378018
1327793745
141776c0cc
15e37e088
hex9aa3114

162148628 has 12 divisors (see below), whose sum is σ = 293545140. Its totient is φ = 78278592.

The previous prime is 162148621. The next prime is 162148633. The reversal of 162148628 is 826841261.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 124055044 + 38093584 = 11138^2 + 6172^2 .

It is a junction number, because it is equal to n+sod(n) for n = 162148591 and 162148600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162148621) 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, 698801 + ... + 699032.

It is an arithmetic number, because the mean of its divisors is an integer number (24462095).

Almost surely, 2162148628 is an apocalyptic number.

It is an amenable number.

162148628 is a deficient number, since it is larger than the sum of its proper divisors (131396512).

162148628 is a wasteful number, since it uses less digits than its factorization.

162148628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397866 (or 1397864 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

The square root of 162148628 is about 12733.7593820521. The cubic root of 162148628 is about 545.3028398543.

Adding to 162148628 its reverse (826841261), we get a palindrome (988989889).

It can be divided in two parts, 16214 and 8628, that added together give a palindrome (24842).

The spelling of 162148628 in words is "one hundred sixty-two million, one hundred forty-eight thousand, six hundred twenty-eight".