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55245002 = 2173894177
BaseRepresentation
bin1101001010111…
…1100011001010
310211221201220012
43102233203022
5103120320002
65252031522
71240401101
oct322574312
9124851805
1055245002
112920342a
12166025a2
13b5a3867
1474a1038
154cb3d52
hex34af8ca

55245002 has 16 divisors (see below), whose sum is σ = 87988680. Its totient is φ = 25924608.

The previous prime is 55244983. The next prime is 55245023. The reversal of 55245002 is 20054255.

It can be written as a sum of positive squares in 4 ways, for example, as 54302161 + 942841 = 7369^2 + 971^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11138 + ... + 15314.

Almost surely, 255245002 is an apocalyptic number.

55245002 is a deficient number, since it is larger than the sum of its proper divisors (32743678).

55245002 is a wasteful number, since it uses less digits than its factorization.

55245002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4585.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 55245002 is about 7432.6981641931. The cubic root of 55245002 is about 380.8590950955.

Adding to 55245002 its reverse (20054255), we get a palindrome (75299257).

It can be divided in two parts, 552 and 45002, that added together give a palindrome (45554).

The spelling of 55245002 in words is "fifty-five million, two hundred forty-five thousand, two".

Divisors: 1 2 17 34 389 778 4177 6613 8354 13226 71009 142018 1624853 3249706 27622501 55245002