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14820148 = 227283911
BaseRepresentation
bin111000100010…
…001100110100
31000212221102101
4320202030310
512243221043
61245351444
7236653300
oct70421464
930787371
1014820148
118402662
124b68584
1330bb825
141d7ad00
15147b24d
hexe22334

14820148 has 36 divisors (see below), whose sum is σ = 30566592. Its totient is φ = 6268080.

The previous prime is 14820137. The next prime is 14820173. The reversal of 14820148 is 84102841.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15813 + ... + 16723.

It is an arithmetic number, because the mean of its divisors is an integer number (849072).

Almost surely, 214820148 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14820148, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15283296).

14820148 is an abundant number, since it is smaller than the sum of its proper divisors (15746444).

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

14820148 is a wasteful number, since it uses less digits than its factorization.

14820148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012 (or 1003 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 14820148 is about 3849.6945333364. The cubic root of 14820148 is about 245.6315678069.

Adding to 14820148 its reverse (84102841), we get a palindrome (98922989).

The spelling of 14820148 in words is "fourteen million, eight hundred twenty thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 49 83 98 166 196 332 581 911 1162 1822 2324 3644 4067 6377 8134 12754 16268 25508 44639 75613 89278 151226 178556 302452 529291 1058582 2117164 3705037 7410074 14820148