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103302213220 = 2255165110661
BaseRepresentation
bin110000000110101001…
…0101010111001100100
3100212122022100011012001
41200031102222321210
53143030331310340
6115242324535044
710314632216203
oct1401522527144
9325568304161
10103302213220
113a8a0451838
121802b851484
1399839b826b
144ddd85523a
152a490c829a
hex180d4aae64

103302213220 has 12 divisors (see below), whose sum is σ = 216934647804. Its totient is φ = 41320885280.

The previous prime is 103302213197. The next prime is 103302213221. The reversal of 103302213220 is 22312203301.

It can be written as a sum of positive squares in 2 ways, for example, as 79686514944 + 23615698276 = 282288^2 + 153674^2 .

It is not an unprimeable number, because it can be changed into a prime (103302213221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2582555311 + ... + 2582555350.

It is an arithmetic number, because the mean of its divisors is an integer number (18077887317).

Almost surely, 2103302213220 is an apocalyptic number.

103302213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103302213220 is an abundant number, since it is smaller than the sum of its proper divisors (113632434584).

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

103302213220 is a wasteful number, since it uses less digits than its factorization.

103302213220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165110670 (or 5165110668 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 103302213220 its reverse (22312203301), we get a palindrome (125614416521).

The spelling of 103302213220 in words is "one hundred three billion, three hundred two million, two hundred thirteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 5165110661 10330221322 20660442644 25825553305 51651106610 103302213220