Base | Representation |
---|---|
bin | 10010000010101… |
… | …01101001001100 |
3 | 101112210011022210 |
4 | 21001111221030 |
5 | 302221030430 |
6 | 23003510420 |
7 | 3515263140 |
oct | 1101255114 |
9 | 345704283 |
10 | 151345740 |
11 | 78481327 |
12 | 42828410 |
13 | 254805c0 |
14 | 16159220 |
15 | d4482b0 |
hex | 9055a4c |
151345740 has 192 divisors, whose sum is σ = 532417536. Its totient is φ = 31269888.
The previous prime is 151345729. The next prime is 151345771. The reversal of 151345740 is 47543151.
It is a super-2 number, since 2×1513457402 = 45811066032295200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 151345698 and 151345707.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 289119 + ... + 289641.
It is an arithmetic number, because the mean of its divisors is an integer number (2773008).
Almost surely, 2151345740 is an apocalyptic number.
151345740 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 151345740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266208768).
151345740 is an abundant number, since it is smaller than the sum of its proper divisors (381071796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151345740 is a wasteful number, since it uses less digits than its factorization.
151345740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 608 (or 606 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 151345740 is about 12302.2656449940. The cubic root of 151345740 is about 532.9135142396.
Adding to 151345740 its reverse (47543151), we get a palindrome (198888891).
The spelling of 151345740 in words is "one hundred fifty-one million, three hundred forty-five thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •