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52472035 = 5711731867
BaseRepresentation
bin1100100000101…
…0100011100011
310122201212002201
43020022203203
5101413101120
65112354031
71205001460
oct310124343
9118655081
1052472035
112768a020
12156a5917
13ab42655
146d7c667
15491740a
hex320a8e3

52472035 has 32 divisors (see below), whose sum is σ = 79621632. Its totient is φ = 32244480.

The previous prime is 52472033. The next prime is 52472071. The reversal of 52472035 is 53027425.

It is not a de Polignac number, because 52472035 - 21 = 52472033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52471994 and 52472012.

It is not an unprimeable number, because it can be changed into a prime (52472033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27172 + ... + 29038.

It is an arithmetic number, because the mean of its divisors is an integer number (2488176).

Almost surely, 252472035 is an apocalyptic number.

52472035 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

52472035 is a deficient number, since it is larger than the sum of its proper divisors (27149597).

52472035 is a wasteful number, since it uses less digits than its factorization.

52472035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 52472035 is about 7243.7583477087. The cubic root of 52472035 is about 374.3771230079.

The spelling of 52472035 in words is "fifty-two million, four hundred seventy-two thousand, thirty-five".

Divisors: 1 5 7 11 35 55 73 77 365 385 511 803 1867 2555 4015 5621 9335 13069 20537 28105 65345 102685 136291 143759 681455 718795 954037 1499201 4770185 7496005 10494407 52472035