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52307108 = 22721032591
BaseRepresentation
bin1100011110001…
…0010010100100
310122102110212022
43013202102210
5101342311413
65105042312
71203413600
oct307422244
9118373768
1052307108
1127587117
1215626398
13aab5569
146d38500
1548d3608
hex31e24a4

52307108 has 36 divisors (see below), whose sum is σ = 107557632. Its totient is φ = 22191120.

The previous prime is 52307107. The next prime is 52307117. The reversal of 52307108 is 80170325.

It is not an unprimeable number, because it can be changed into a prime (52307107) 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 11 ways as a sum of consecutive naturals, for example, 18893 + ... + 21483.

It is an arithmetic number, because the mean of its divisors is an integer number (2987712).

Almost surely, 252307108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52307108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53778816).

52307108 is an abundant number, since it is smaller than the sum of its proper divisors (55250524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52307108 is a wasteful number, since it uses less digits than its factorization.

52307108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712 (or 2703 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 52307108 is about 7232.3653115699. The cubic root of 52307108 is about 373.9844713161.

The spelling of 52307108 in words is "fifty-two million, three hundred seven thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 49 98 103 196 206 412 721 1442 2591 2884 5047 5182 10094 10364 18137 20188 36274 72548 126959 253918 266873 507836 533746 1067492 1868111 3736222 7472444 13076777 26153554 52307108