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1026201120 = 25357323271
BaseRepresentation
bin111101001010101…
…001011000100000
32122111222102021220
4331022221120200
54100201413440
6245455015040
734300365000
oct7512513040
92574872256
101026201120
1148729a0aa
1224780a480
131347b1cc9
149a40c000
15601598d0
hex3d2a9620

1026201120 has 384 divisors, whose sum is σ = 3948134400. Its totient is φ = 223534080.

The previous prime is 1026201049. The next prime is 1026201151. The reversal of 1026201120 is 211026201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1026201120.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 3786585 + ... + 3786855.

It is an arithmetic number, because the mean of its divisors is an integer number (10281600).

Almost surely, 21026201120 is an apocalyptic number.

1026201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1026201120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1974067200).

1026201120 is an abundant number, since it is smaller than the sum of its proper divisors (2921933280).

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

1026201120 is a wasteful number, since it uses less digits than its factorization.

1026201120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333 (or 311 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1026201120 is about 32034.3740378987. The cubic root of 1026201120 is about 1008.6585203163.

Adding to 1026201120 its reverse (211026201), we get a palindrome (1237227321).

It can be divided in two parts, 102620 and 1120, that added together give a triangular number (103740 = T455).

The spelling of 1026201120 in words is "one billion, twenty-six million, two hundred one thousand, one hundred twenty".