Search a number
-
+
152124997674240 = 283451983930409
BaseRepresentation
bin100010100101101101011100…
…011100101010010100000000
3201221122000012122111102010000
4202211231130130222110000
5124414403443401033430
61255313131551040000
744020445154023613
oct4245553434522400
9657560178442100
10152124997674240
1144520938329858
121508aa15b10000
1366b6430810726
14297cc63c6a17a
15128c1c1009e60
hex8a5b5c72a500

152124997674240 has 720 divisors, whose sum is σ = 579884061556800. Its totient is φ = 37968506486784.

The previous prime is 152124997674187. The next prime is 152124997674317. The reversal of 152124997674240 is 42476799421251.

It is a happy number.

152124997674240 is a `hidden beast` number, since 1 + 5 + 2 + 1 + 2 + 499 + 7 + 67 + 42 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 163038156 + ... + 163968564.

It is an arithmetic number, because the mean of its divisors is an integer number (805394529940).

Almost surely, 2152124997674240 is an apocalyptic number.

152124997674240 is a gapful number since it is divisible by the number (10) 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 152124997674240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289942030778400).

152124997674240 is an abundant number, since it is smaller than the sum of its proper divisors (427759063882560).

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

152124997674240 is an equidigital number, since it uses as much as digits as its factorization.

152124997674240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930544 (or 930521 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 152124997674240 in words is "one hundred fifty-two trillion, one hundred twenty-four billion, nine hundred ninety-seven million, six hundred seventy-four thousand, two hundred forty".