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52953101 = 291825969
BaseRepresentation
bin1100101000000…
…0000000001101
310200122021222222
43022000000031
5102023444401
65130545125
71212044135
oct312000015
9120567888
1052953101
11279884a3
12158981a5
13ac805c6
147065ac5
1549aec1b
hex328000d

52953101 has 4 divisors (see below), whose sum is σ = 54779100. Its totient is φ = 51127104.

The previous prime is 52953097. The next prime is 52953139. The reversal of 52953101 is 10135925.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26275876 + 26677225 = 5126^2 + 5165^2 .

It is a cyclic number.

It is not a de Polignac number, because 52953101 - 22 = 52953097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52953151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912956 + ... + 913013.

It is an arithmetic number, because the mean of its divisors is an integer number (13694775).

Almost surely, 252953101 is an apocalyptic number.

It is an amenable number.

52953101 is a deficient number, since it is larger than the sum of its proper divisors (1825999).

52953101 is a wasteful number, since it uses less digits than its factorization.

52953101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825998.

The product of its (nonzero) digits is 1350, while the sum is 26.

The square root of 52953101 is about 7276.8881398576. Note that the first 3 decimals coincide. The cubic root of 52953101 is about 375.5177464702.

The spelling of 52953101 in words is "fifty-two million, nine hundred fifty-three thousand, one hundred one".

Divisors: 1 29 1825969 52953101