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328266148 = 22715177641
BaseRepresentation
bin10011100100001…
…111000110100100
3211212200122111111
4103210033012210
51133014004043
652323514404
711064134110
oct2344170644
9755618444
10328266148
11159330241
1291b28a04
1353016832
1431850740
151dc4409d
hex1390f1a4

328266148 has 24 divisors (see below), whose sum is σ = 660888704. Its totient is φ = 139752000.

The previous prime is 328266091. The next prime is 328266149. The reversal of 328266148 is 841662823.

It is a self number, because there is not a number n which added to its sum of digits gives 328266148.

It is not an unprimeable number, because it can be changed into a prime (328266149) 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, 34593 + ... + 43048.

Almost surely, 2328266148 is an apocalyptic number.

It is an amenable number.

328266148 is an abundant number, since it is smaller than the sum of its proper divisors (332622556).

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

328266148 is a wasteful number, since it uses less digits than its factorization.

328266148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77803 (or 77801 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 328266148 is about 18118.1165687827. The cubic root of 328266148 is about 689.8299293791.

The spelling of 328266148 in words is "three hundred twenty-eight million, two hundred sixty-six thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 151 302 604 1057 2114 4228 77641 155282 310564 543487 1086974 2173948 11723791 23447582 46895164 82066537 164133074 328266148