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245112000 = 2635371459
BaseRepresentation
bin11101001110000…
…01110011000000
3122002012222110020
432213001303000
51000222041000
640153333440
76034263150
oct1647016300
9562188406
10245112000
111163a5301
126a107280
133ba208b3
14247a6760
15167baba0
hexe9c1cc0

245112000 has 224 divisors, whose sum is σ = 925616640. Its totient is φ = 55987200.

The previous prime is 245111987. The next prime is 245112047. The reversal of 245112000 is 211542.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167271 + ... + 168729.

Almost surely, 2245112000 is an apocalyptic number.

245112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462808320).

245112000 is an abundant number, since it is smaller than the sum of its proper divisors (680504640).

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

245112000 is a wasteful number, since it uses less digits than its factorization.

245112000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496 (or 1476 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 245112000 is about 15656.0531424750. The cubic root of 245112000 is about 625.8278097522.

Adding to 245112000 its reverse (211542), we get a palindrome (245323542).

The spelling of 245112000 in words is "two hundred forty-five million, one hundred twelve thousand".