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53206041 = 3714931697
BaseRepresentation
bin1100101011110…
…1110000011001
310201010010222010
43022331300121
5102110043131
65140220133
71214146440
oct312756031
9121103863
1053206041
1128040539
121599a649
13b03b785
1470cdd57
154a0eb46
hex32bdc19

53206041 has 16 divisors (see below), whose sum is σ = 81177984. Its totient is φ = 30365184.

The previous prime is 53206031. The next prime is 53206057. The reversal of 53206041 is 14060235.

It is a happy number.

It is not a de Polignac number, because 53206041 - 25 = 53206009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 53205999 and 53206017.

It is not an unprimeable number, because it can be changed into a prime (53206001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30505 + ... + 32201.

It is an arithmetic number, because the mean of its divisors is an integer number (5073624).

Almost surely, 253206041 is an apocalyptic number.

It is an amenable number.

53206041 is a deficient number, since it is larger than the sum of its proper divisors (27971943).

53206041 is a wasteful number, since it uses less digits than its factorization.

53206041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3200.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 53206041 is about 7294.2471167352. The cubic root of 53206041 is about 376.1147063075.

Adding to 53206041 its reverse (14060235), we get a palindrome (67266276).

The spelling of 53206041 in words is "fifty-three million, two hundred six thousand, forty-one".

Divisors: 1 3 7 21 1493 1697 4479 5091 10451 11879 31353 35637 2533621 7600863 17735347 53206041