Base | Representation |
---|---|
bin | 1000110111111100001… |
… | …1101100101110011100 |
3 | 112120111212222102201201 |
4 | 2031333003230232130 |
5 | 4444212104001140 |
6 | 154012003045244 |
7 | 14004663430663 |
oct | 2157703545634 |
9 | 476455872651 |
10 | 152455531420 |
11 | 5972419a265 |
12 | 25669070824 |
13 | 114b820c12a |
14 | 7543947dda |
15 | 3e7447449a |
hex | 237f0ecb9c |
152455531420 has 24 divisors (see below), whose sum is σ = 320163956784. Its totient is φ = 60980814336.
The previous prime is 152455531409. The next prime is 152455531421. The reversal of 152455531420 is 24135554251.
It is a self number, because there is not a number n which added to its sum of digits gives 152455531420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152455531421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1626759 + ... + 1717921.
It is an arithmetic number, because the mean of its divisors is an integer number (13340164866).
Almost surely, 2152455531420 is an apocalyptic number.
152455531420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152455531420 is an abundant number, since it is smaller than the sum of its proper divisors (167708425364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152455531420 is a wasteful number, since it uses less digits than its factorization.
152455531420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174789 (or 174787 counting only the distinct ones).
The product of its (nonzero) digits is 120000, while the sum is 37.
The spelling of 152455531420 in words is "one hundred fifty-two billion, four hundred fifty-five million, five hundred thirty-one thousand, four hundred twenty".
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