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53083653 = 372699397
BaseRepresentation
bin1100101001111…
…1111000000101
310200212221002020
43022133320011
5102042134103
65133433353
71213126560
oct312377005
9120787066
1053083653
1127a67597
121593b859
13acc7b5c
14709b4d7
1549d8753
hex329fe05

53083653 has 16 divisors (see below), whose sum is σ = 81198720. Its totient is φ = 30217536.

The previous prime is 53083651. The next prime is 53083669. The reversal of 53083653 is 35638035.

It is not a de Polignac number, because 53083653 - 21 = 53083651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53083651) 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, 951 + ... + 10347.

It is an arithmetic number, because the mean of its divisors is an integer number (5074920).

Almost surely, 253083653 is an apocalyptic number.

It is an amenable number.

53083653 is a deficient number, since it is larger than the sum of its proper divisors (28115067).

53083653 is a wasteful number, since it uses less digits than its factorization.

53083653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9676.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 53083653 is about 7285.8529356555. The cubic root of 53083653 is about 375.8260970557.

The spelling of 53083653 in words is "fifty-three million, eighty-three thousand, six hundred fifty-three".

Divisors: 1 3 7 21 269 807 1883 5649 9397 28191 65779 197337 2527793 7583379 17694551 53083653