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55062501 = 31312711117
BaseRepresentation
bin1101001000001…
…0111111100101
310211121110112220
43102002333211
5103044000001
65244102553
71236011034
oct322027745
9124543486
1055062501
11290992aa
1216534a59
13b53b780
14745471b
154c79c36
hex3482fe5

55062501 has 16 divisors (see below), whose sum is σ = 79693824. Its totient is φ = 33614784.

The previous prime is 55062499. The next prime is 55062509. The reversal of 55062501 is 10526055.

It is not a de Polignac number, because 55062501 - 21 = 55062499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55062509) 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, 606 + ... + 10511.

It is an arithmetic number, because the mean of its divisors is an integer number (4980864).

Almost surely, 255062501 is an apocalyptic number.

It is an amenable number.

55062501 is a deficient number, since it is larger than the sum of its proper divisors (24631323).

55062501 is a wasteful number, since it uses less digits than its factorization.

55062501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11260.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 55062501 is about 7420.4111072096. The cubic root of 55062501 is about 380.4392450784.

Adding to 55062501 its reverse (10526055), we get a palindrome (65588556).

The spelling of 55062501 in words is "fifty-five million, sixty-two thousand, five hundred one".

Divisors: 1 3 13 39 127 381 1651 4953 11117 33351 144521 433563 1411859 4235577 18354167 55062501