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925000000000 = 2951137
BaseRepresentation
bin11010111010111100100…
…10111110001000000000
310021102120211200200001021
431131132102332020000
5110123400000000000
61544534504115224
7123554235161626
oct15353622761000
93242524620037
10925000000000
1132732142691a
1212b330765b14
13692c4cc260b
1432aad76d516
15190dc1ee11a
hexd75e4be200

925000000000 has 240 divisors, whose sum is σ = 2372680654344. Its totient is φ = 360000000000.

The previous prime is 924999999971. The next prime is 925000000031. The reversal of 925000000000 is 529.

Adding to 925000000000 its reverse (529), we get a palindrome (925000000529).

It can be written as a sum of positive squares in 12 ways, for example, as 49113651456 + 875886348544 = 221616^2 + 935888^2 .

It is a sliding number, since 925000000000 = 125000000000 + 800000000000 and 1/125000000000 + 1/800000000000 = 0.00000000000925000000000.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24999999982 + ... + 25000000018.

Almost surely, 2925000000000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 925000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1186340327172).

925000000000 is an abundant number, since it is smaller than the sum of its proper divisors (1447680654344).

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

925000000000 is an frugal number, since it uses more digits than its factorization.

925000000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The spelling of 925000000000 in words is "nine hundred twenty-five billion", and thus it is an aban number.