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3750787523025 = 32521291132
BaseRepresentation
bin110110100101001100010…
…110111010000111010001
3111021120102211110011022100
4312211030112322013101
5442423103101214100
611551031001431013
7534662003622624
oct66451426720721
914246384404270
103750787523025
1112167778570a4
12506b1719b469
1321290bc415ca
14cd779369dbb
15678773a1400
hex3694c5ba1d1

3750787523025 has 27 divisors (see below), whose sum is σ = 6718129240849. Its totient is φ = 2000404518720.

The previous prime is 3750787523003. The next prime is 3750787523123. The reversal of 3750787523025 is 5203257870573.

The square root of 3750787523025 is 1936695.

It is a perfect power (a square), and thus also a powerful number.

3750787523025 is a `hidden beast` number, since 3 + 7 + 507 + 87 + 5 + 2 + 30 + 25 = 666.

3750787523025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1165084930881 + 2585702592144 = 1079391^2 + 1608012^2 .

It is not a de Polignac number, because 3750787523025 - 27 = 3750787522897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 28985869 + ... + 29114981.

Almost surely, 23750787523025 is an apocalyptic number.

3750787523025 is the 1936695-th square number.

3750787523025 is the 968348-th centered octagonal number.

It is an amenable number.

3750787523025 is a deficient number, since it is larger than the sum of its proper divisors (2967341717824).

3750787523025 is an frugal number, since it uses more digits than its factorization.

3750787523025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258242 (or 129121 counting only the distinct ones).

The product of its (nonzero) digits is 12348000, while the sum is 54.

The spelling of 3750787523025 in words is "three trillion, seven hundred fifty billion, seven hundred eighty-seven million, five hundred twenty-three thousand, twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 129113 387339 645565 1162017 1936695 3227825 5810085 9683475 29050425 16670166769 50010500307 83350833845 150031500921 250052501535 416754169225 750157504605 1250262507675 3750787523025