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5197210387200 = 2834521319371097
BaseRepresentation
bin100101110100001000111…
…1000010000001100000000
3200101211220112020210120000
41023220101320100030000
51140122341324342300
615015322051320000
71044325501252206
oct113502170201400
920354815223500
105197210387200
111724140855337
126bb3072b0000
132b9130482080
1413d791189076
15902d0d0dc00
hex4ba11e10300

5197210387200 has 2160 divisors, whose sum is σ = 22392982069920. Its totient is φ = 1178149847040.

The previous prime is 5197210387183. The next prime is 5197210387231. The reversal of 5197210387200 is 27830127915.

5197210387200 is a `hidden beast` number, since 51 + 9 + 7 + 2 + 10 + 387 + 200 = 666.

It is a tau number, because it is divible by the number of its divisors (2160).

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

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 4737657052 + ... + 4737658148.

Almost surely, 25197210387200 is an apocalyptic number.

5197210387200 is a gapful number since it is divisible by the number (50) 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 5197210387200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11196491034960).

5197210387200 is an abundant number, since it is smaller than the sum of its proper divisors (17195771682720).

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

5197210387200 is a wasteful number, since it uses less digits than its factorization.

5197210387200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1204 (or 1176 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 5197210387200 in words is "five trillion, one hundred ninety-seven billion, two hundred ten million, three hundred eighty-seven thousand, two hundred".