Search a number
-
+
1075218108 = 223175270677
BaseRepresentation
bin100000000010110…
…1000011010111100
32202221012201221220
41000011220122330
54200223434413
6254405353340
735434126446
oct10005503274
92687181856
101075218108
11501a29308
12260108850
131419b4b43
14a2b2b496
15645dd223
hex401686bc

1075218108 has 24 divisors (see below), whose sum is σ = 2656421712. Its totient is φ = 337323264.

The previous prime is 1075218103. The next prime is 1075218127. The reversal of 1075218108 is 8018125701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1075218101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2635135 + ... + 2635542.

It is an arithmetic number, because the mean of its divisors is an integer number (110684238).

Almost surely, 21075218108 is an apocalyptic number.

It is an amenable number.

1075218108 is an abundant number, since it is smaller than the sum of its proper divisors (1581203604).

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

1075218108 is a wasteful number, since it uses less digits than its factorization.

1075218108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5270701 (or 5270699 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 33.

The square root of 1075218108 is about 32790.5185686350. The cubic root of 1075218108 is about 1024.4690831302.

The spelling of 1075218108 in words is "one billion, seventy-five million, two hundred eighteen thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 5270677 10541354 15812031 21082708 31624062 63248124 89601509 179203018 268804527 358406036 537609054 1075218108