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245370885120 = 2103351919293
BaseRepresentation
bin1110010010000100111…
…1101001010000000000
3212110100022121110022000
43210201033221100000
513010004421310440
6304415525344000
723504343053004
oct3444117512000
9773308543260
10245370885120
1195074516779
123b67a268000
131a1a501976a
14bc39ad6704
1565b1724730
hex39213e9400

245370885120 has 352 divisors, whose sum is σ = 876663613440. Its totient is φ = 65082654720.

The previous prime is 245370885113. The next prime is 245370885121. The reversal of 245370885120 is 21588073542.

245370885120 is a `hidden beast` number, since 2 + 4 + 53 + 7 + 0 + 88 + 512 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245370885121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26399194 + ... + 26408486.

Almost surely, 2245370885120 is an apocalyptic number.

245370885120 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 245370885120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (438331806720).

245370885120 is an abundant number, since it is smaller than the sum of its proper divisors (631292728320).

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

245370885120 is a wasteful number, since it uses less digits than its factorization.

245370885120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9518 (or 9494 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 245370885120 in words is "two hundred forty-five billion, three hundred seventy million, eight hundred eighty-five thousand, one hundred twenty".