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1102148 = 22614517
BaseRepresentation
bin100001101000101000100
32001222212022
410031011010
5240232043
635342312
712240155
oct4150504
92058768
101102148
11693073
12451998
132c7878
1420992c
1516b868
hex10d144

1102148 has 12 divisors (see below), whose sum is σ = 1960812. Its totient is φ = 541920.

The previous prime is 1102147. The next prime is 1102151. The reversal of 1102148 is 8412011.

It can be written as a sum of positive squares in 2 ways, for example, as 16384 + 1085764 = 128^2 + 1042^2 .

It is not an unprimeable number, because it can be changed into a prime (1102147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2015 + ... + 2502.

It is an arithmetic number, because the mean of its divisors is an integer number (163401).

21102148 is an apocalyptic number.

It is an amenable number.

1102148 is a deficient number, since it is larger than the sum of its proper divisors (858664).

1102148 is a wasteful number, since it uses less digits than its factorization.

1102148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582 (or 4580 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 1102148 is about 1049.8323675711. The cubic root of 1102148 is about 103.2951599083.

Adding to 1102148 its reverse (8412011), we get a palindrome (9514159).

The spelling of 1102148 in words is "one million, one hundred two thousand, one hundred forty-eight".

Divisors: 1 2 4 61 122 244 4517 9034 18068 275537 551074 1102148