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52938545 = 5113161509
BaseRepresentation
bin1100100111110…
…0011100110001
310200121120000212
43021330130301
5102023013140
65130353505
71211653532
oct311743461
9120546025
1052938545
1127978570
121588b895
13ac76aaa
147060689
1549aa765
hex327c731

52938545 has 32 divisors (see below), whose sum is σ = 72852480. Its totient is φ = 36576000.

The previous prime is 52938539. The next prime is 52938551. The reversal of 52938545 is 54583925.

It is an interprime number because it is at equal distance from previous prime (52938539) and next prime (52938551).

It is not a de Polignac number, because 52938545 - 212 = 52934449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103751 + ... + 104259.

It is an arithmetic number, because the mean of its divisors is an integer number (2276640).

Almost surely, 252938545 is an apocalyptic number.

52938545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52938545 is a deficient number, since it is larger than the sum of its proper divisors (19913935).

52938545 is a wasteful number, since it uses less digits than its factorization.

52938545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617.

The product of its digits is 216000, while the sum is 41.

The square root of 52938545 is about 7275.8879183231. The cubic root of 52938545 is about 375.4833352829.

The spelling of 52938545 in words is "fifty-two million, nine hundred thirty-eight thousand, five hundred forty-five".

Divisors: 1 5 11 31 55 61 155 305 341 509 671 1705 1891 2545 3355 5599 9455 15779 20801 27995 31049 78895 104005 155245 173569 341539 867845 962519 1707695 4812595 10587709 52938545