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1020412202 = 2663776873
BaseRepresentation
bin111100110100100…
…100000100101010
32122010002022101112
4330310210010222
54042211142302
6245130550322
734200234455
oct7464440452
92563068345
101020412202
11483aa5877
122458983a2
13133536104
149974249c
155e8b4552
hex3cd2412a

1020412202 has 8 divisors (see below), whose sum is σ = 1530868836. Its totient is φ = 510122592.

The previous prime is 1020412201. The next prime is 1020412207. The reversal of 1020412202 is 2022140201.

It can be written as a sum of positive squares in 2 ways, for example, as 1020099721 + 312481 = 31939^2 + 559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1020412201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25163 + ... + 51710.

Almost surely, 21020412202 is an apocalyptic number.

1020412202 is a deficient number, since it is larger than the sum of its proper divisors (510456634).

1020412202 is an equidigital number, since it uses as much as digits as its factorization.

1020412202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83512.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1020412202 is about 31943.8914661317. The cubic root of 1020412202 is about 1006.7582899564.

Adding to 1020412202 its reverse (2022140201), we get a palindrome (3042552403).

The spelling of 1020412202 in words is "one billion, twenty million, four hundred twelve thousand, two hundred two".

Divisors: 1 2 6637 13274 76873 153746 510206101 1020412202