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53130602 = 272542149
BaseRepresentation
bin1100101010101…
…1010101101010
310200222022111002
43022223111222
5102100134402
65134435002
71213413500
oct312532552
9120868432
1053130602
1127a99898
1215962a62
13b013335
1470b0670
1549e7602
hex32ab56a

53130602 has 12 divisors (see below), whose sum is σ = 92707650. Its totient is φ = 22770216.

The previous prime is 53130599. The next prime is 53130611. The reversal of 53130602 is 20603135.

It can be written as a sum of positive squares in only one way, i.e., 43943641 + 9186961 = 6629^2 + 3031^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 270977 + ... + 271172.

Almost surely, 253130602 is an apocalyptic number.

53130602 is a deficient number, since it is larger than the sum of its proper divisors (39577048).

53130602 is a wasteful number, since it uses less digits than its factorization.

53130602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542165 (or 542158 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 53130602 is about 7289.0741524559. The cubic root of 53130602 is about 375.9368622294.

Adding to 53130602 its reverse (20603135), we get a palindrome (73733737).

The spelling of 53130602 in words is "fifty-three million, one hundred thirty thousand, six hundred two".

Divisors: 1 2 7 14 49 98 542149 1084298 3795043 7590086 26565301 53130602