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1010022130 = 25137769401
BaseRepresentation
bin111100001100111…
…011011011110010
32121101112102220001
4330030323123302
54032031202010
6244120140214
734013021635
oct7414733362
92541472801
101010022130
11479149637
1224230766a
13131338b40
14981d9c1c
155da10c3a
hex3c33b6f2

1010022130 has 16 divisors (see below), whose sum is σ = 1957889304. Its totient is φ = 372931200.

The previous prime is 1010022127. The next prime is 1010022131. The reversal of 1010022130 is 312200101.

It can be written as a sum of positive squares in 4 ways, for example, as 322166601 + 687855529 = 17949^2 + 26227^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1010022131) 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, 3884571 + ... + 3884830.

Almost surely, 21010022130 is an apocalyptic number.

1010022130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010022130 is a deficient number, since it is larger than the sum of its proper divisors (947867174).

1010022130 is a wasteful number, since it uses less digits than its factorization.

1010022130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7769421.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1010022130 is about 31780.8453317403. The cubic root of 1010022130 is about 1003.3296113837.

Adding to 1010022130 its reverse (312200101), we get a palindrome (1322222231).

The spelling of 1010022130 in words is "one billion, ten million, twenty-two thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 7769401 15538802 38847005 77694010 101002213 202004426 505011065 1010022130