Base | Representation |
---|---|
bin | 1000110100001100011… |
… | …1000000011000001110 |
3 | 112110220210110020010000 |
4 | 2031003013000120032 |
5 | 4440132114443030 |
6 | 153324114025130 |
7 | 13641031523340 |
oct | 2150307003016 |
9 | 473823406100 |
10 | 151449765390 |
11 | 59258498370 |
12 | 254282781a6 |
13 | 11387a335c1 |
14 | 748a139290 |
15 | 3e16004860 |
hex | 23431c060e |
151449765390 has 320 divisors, whose sum is σ = 510040903680. Its totient is φ = 31326082560.
The previous prime is 151449765371. The next prime is 151449765391. The reversal of 151449765390 is 93567944151.
151449765390 is a `hidden beast` number, since 1 + 5 + 1 + 4 + 497 + 65 + 3 + 90 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151449765391) by changing a digit.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 13903066 + ... + 13913954.
It is an arithmetic number, because the mean of its divisors is an integer number (1593877824).
Almost surely, 2151449765390 is an apocalyptic number.
151449765390 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 151449765390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255020451840).
151449765390 is an abundant number, since it is smaller than the sum of its proper divisors (358591138290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151449765390 is a wasteful number, since it uses less digits than its factorization.
151449765390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11149 (or 11140 counting only the distinct ones).
The product of its (nonzero) digits is 4082400, while the sum is 54.
The spelling of 151449765390 in words is "one hundred fifty-one billion, four hundred forty-nine million, seven hundred sixty-five thousand, three hundred ninety".
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