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2252510251505 = 5450502050301
BaseRepresentation
bin100000110001110100000…
…100101100100111110001
321222100010022102200210022
4200301310010230213301
5243401120111022010
64442442224013225
7321511206141233
oct40616404544761
97870108380708
102252510251505
11799314350158
12304675161215
13134545701887
147b044820253
153d8d6399d55
hex20c7412c9f1

2252510251505 has 4 divisors (see below), whose sum is σ = 2703012301812. Its totient is φ = 1802008201200.

The previous prime is 2252510251499. The next prime is 2252510251517. The reversal of 2252510251505 is 5051520152522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 314935338481 + 1937574913024 = 561191^2 + 1391968^2 .

It is not a de Polignac number, because 2252510251505 - 212 = 2252510247409 is a prime.

It is a Duffinian 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, 225251025146 + ... + 225251025155.

It is an arithmetic number, because the mean of its divisors is an integer number (675753075453).

Almost surely, 22252510251505 is an apocalyptic number.

It is an amenable number.

2252510251505 is a deficient number, since it is larger than the sum of its proper divisors (450502050307).

2252510251505 is an equidigital number, since it uses as much as digits as its factorization.

2252510251505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450502050306.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 2252510251505 in words is "two trillion, two hundred fifty-two billion, five hundred ten million, two hundred fifty-one thousand, five hundred five".

Divisors: 1 5 450502050301 2252510251505