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245468848 = 2417832131
BaseRepresentation
bin11101010000110…
…00111010110000
3122002220002221211
432220120322300
51000320000343
640205125504
76040310422
oct1650307260
9562802854
10245468848
11116619419
126a259894
133bb17151
142485a812
151683b79d
hexea18eb0

245468848 has 60 divisors (see below), whose sum is σ = 513603288. Its totient is φ = 113251840.

The previous prime is 245468843. The next prime is 245468849. The reversal of 245468848 is 848864542.

It is not an unprimeable number, because it can be changed into a prime (245468843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1873743 + ... + 1873873.

Almost surely, 2245468848 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 245468848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256801644).

245468848 is an abundant number, since it is smaller than the sum of its proper divisors (268134440).

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

245468848 is a wasteful number, since it uses less digits than its factorization.

245468848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322 (or 233 counting only the distinct ones).

The product of its digits is 1966080, while the sum is 49.

The square root of 245468848 is about 15667.4454841879. The cubic root of 245468848 is about 626.1313677355.

The spelling of 245468848 in words is "two hundred forty-five million, four hundred sixty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 16 17 34 68 83 131 136 166 262 272 332 524 664 1048 1328 1411 2096 2227 2822 4454 5644 6889 8908 10873 11288 13778 17816 21746 22576 27556 35632 43492 55112 86984 110224 117113 173968 184841 234226 369682 468452 739364 902459 936904 1478728 1804918 1873808 2957456 3609836 7219672 14439344 15341803 30683606 61367212 122734424 245468848