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245375152445 = 549075030489
BaseRepresentation
bin1110010010000101111…
…1111011000100111101
3212110100121122020222002
43210201133323010331
513010012014334240
6304420201032045
723504424245123
oct3444137730475
9773317566862
10245375152445
1195076970895
123b67b785625
131a1a5b81bc7
14bc3a4c7913
1565b1cb8d15
hex39217fb13d

245375152445 has 4 divisors (see below), whose sum is σ = 294450182940. Its totient is φ = 196300121952.

The previous prime is 245375152427. The next prime is 245375152481. The reversal of 245375152445 is 544251573542.

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 57835921081 + 187539231364 = 240491^2 + 433058^2 .

It is a cyclic number.

It is not a de Polignac number, because 245375152445 - 216 = 245375086909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245375152445.

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, 24537515240 + ... + 24537515249.

It is an arithmetic number, because the mean of its divisors is an integer number (73612545735).

Almost surely, 2245375152445 is an apocalyptic number.

It is an amenable number.

245375152445 is a deficient number, since it is larger than the sum of its proper divisors (49075030495).

245375152445 is an equidigital number, since it uses as much as digits as its factorization.

245375152445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49075030494.

The product of its digits is 3360000, while the sum is 47.

The spelling of 245375152445 in words is "two hundred forty-five billion, three hundred seventy-five million, one hundred fifty-two thousand, four hundred forty-five".

Divisors: 1 5 49075030489 245375152445