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1040051252 = 221109234457
BaseRepresentation
bin111101111111011…
…110110000110100
32200111001002002202
4331333132300310
54112223120002
6251111524032
734526201252
oct7577366064
92614032082
101040051252
11494099999
12250389618
13137621156
149c1b55d2
1561493502
hex3dfdec34

1040051252 has 12 divisors (see below), whose sum is σ = 1821738660. Its totient is φ = 519554496.

The previous prime is 1040051249. The next prime is 1040051267. The reversal of 1040051252 is 2521500401.

It can be written as a sum of positive squares in 2 ways, for example, as 86229796 + 953821456 = 9286^2 + 30884^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112793 + ... + 121664.

It is an arithmetic number, because the mean of its divisors is an integer number (151811555).

Almost surely, 21040051252 is an apocalyptic number.

It is an amenable number.

1040051252 is a deficient number, since it is larger than the sum of its proper divisors (781687408).

1040051252 is a wasteful number, since it uses less digits than its factorization.

1040051252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235570 (or 235568 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1040051252 is about 32249.8256119316. The cubic root of 1040051252 is about 1013.1760466384.

Adding to 1040051252 its reverse (2521500401), we get a palindrome (3561551653).

The spelling of 1040051252 in words is "one billion, forty million, fifty-one thousand, two hundred fifty-two".

Divisors: 1 2 4 1109 2218 4436 234457 468914 937828 260012813 520025626 1040051252