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1025947368 = 233216078867
BaseRepresentation
bin111101001001101…
…011011011101000
32122111111112012200
4331021223123220
54100120303433
6245445340200
734265260125
oct7511533350
92574445180
101025947368
11487136496
12247707660
13134723664
149a38374c
1560109613
hex3d26b6e8

1025947368 has 48 divisors (see below), whose sum is σ = 2780650080. Its totient is φ = 341731104.

The previous prime is 1025947367. The next prime is 1025947381. The reversal of 1025947368 is 8637495201.

1025947368 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10259473682 = 2105136003812254848, which contains 22 as substring.

1025947368 is strictly pandigital in base 10.

It is not an unprimeable number, because it can be changed into a prime (1025947367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111271 + ... + 120137.

It is an arithmetic number, because the mean of its divisors is an integer number (57930210).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1025947368 = 2051894736, but 3⋅1025947368 = 3077842104 is not.

Almost surely, 21025947368 is an apocalyptic number.

1025947368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1025947368 is an abundant number, since it is smaller than the sum of its proper divisors (1754702712).

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

1025947368 is a wasteful number, since it uses less digits than its factorization.

1025947368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10486 (or 10479 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 1025947368 is about 32030.4131724834. The cubic root of 1025947368 is about 1008.5753754008.

The spelling of 1025947368 in words is "one billion, twenty-five million, nine hundred forty-seven thousand, three hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1607 3214 4821 6428 8867 9642 12856 14463 17734 19284 26601 28926 35468 38568 53202 57852 70936 79803 106404 115704 159606 212808 319212 638424 14249269 28498538 42747807 56997076 85495614 113994152 128243421 170991228 256486842 341982456 512973684 1025947368