Base | Representation |
---|---|
bin | 1000110011111110000… |
… | …0001011101110001110 |
3 | 112110202120121001122100 |
4 | 2030333200023232032 |
5 | 4440021122202330 |
6 | 153314113055530 |
7 | 13636365310005 |
oct | 2147740135616 |
9 | 473676531570 |
10 | 151389256590 |
11 | 5922731a1a0 |
12 | 2540bb575a6 |
13 | 11378338b90 |
14 | 74820a7c3c |
15 | 3e10a51060 |
hex | 233f80bb8e |
151389256590 has 384 divisors, whose sum is σ = 490425062400. Its totient is φ = 31852984320.
The previous prime is 151389256489. The next prime is 151389256591. The reversal of 151389256590 is 95652983151.
151389256590 is a `hidden beast` number, since 1 + 5 + 1 + 389 + 256 + 5 + 9 + 0 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151389256591) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 33498351 + ... + 33502869.
It is an arithmetic number, because the mean of its divisors is an integer number (1277148600).
Almost surely, 2151389256590 is an apocalyptic number.
151389256590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 151389256590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245212531200).
151389256590 is an abundant number, since it is smaller than the sum of its proper divisors (339035805810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151389256590 is a wasteful number, since it uses less digits than its factorization.
151389256590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4712 (or 4709 counting only the distinct ones).
The product of its (nonzero) digits is 2916000, while the sum is 54.
The spelling of 151389256590 in words is "one hundred fifty-one billion, three hundred eighty-nine million, two hundred fifty-six thousand, five hundred ninety".
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