Search a number
-
+
2137009029120 = 217385771
BaseRepresentation
bin11111000110001111101…
…010100000000000000000
321120021222211111200000000
4133012033222200000000
5240003043302412440
64313421200000000
7310252035015450
oct37061752400000
97507884450000
102137009029120
11754333981269
122a6200000000
131266995837c4
1475608b85d60
153a8c6340730
hex1f18faa0000

2137009029120 has 1296 divisors, whose sum is σ = 8915613452928. Its totient is φ = 481579499520.

The previous prime is 2137009029017. The next prime is 2137009029137. The reversal of 2137009029120 is 219209007312.

2137009029120 is a `hidden beast` number, since 213 + 70 + 0 + 90 + 291 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1296).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 30098718685 + ... + 30098718755.

It is an arithmetic number, because the mean of its divisors is an integer number (6879331368).

Almost surely, 22137009029120 is an apocalyptic number.

2137009029120 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 2137009029120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4457806726464).

2137009029120 is an abundant number, since it is smaller than the sum of its proper divisors (6778604423808).

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

2137009029120 is an frugal number, since it uses more digits than its factorization.

2137009029120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The spelling of 2137009029120 in words is "two trillion, one hundred thirty-seven billion, nine million, twenty-nine thousand, one hundred twenty".