Base | Representation |
---|---|
bin | 10010000111000… |
… | …01101010001000 |
3 | 101120212022000112 |
4 | 21003201222020 |
5 | 302342403430 |
6 | 23024053452 |
7 | 3523202144 |
oct | 1103415210 |
9 | 346768015 |
10 | 151919240 |
11 | 788331a0 |
12 | 42a64288 |
13 | 25621655 |
14 | 16268224 |
15 | d50d195 |
hex | 90e1a88 |
151919240 has 32 divisors (see below), whose sum is σ = 372893760. Its totient is φ = 55243200.
The previous prime is 151919233. The next prime is 151919249. The reversal of 151919240 is 42919151.
151919240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 151919197 and 151919206.
It is not an unprimeable number, because it can be changed into a prime (151919249) 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, 172196 + ... + 173075.
It is an arithmetic number, because the mean of its divisors is an integer number (11652930).
Almost surely, 2151919240 is an apocalyptic number.
151919240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151919240 is an abundant number, since it is smaller than the sum of its proper divisors (220974520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151919240 is a wasteful number, since it uses less digits than its factorization.
151919240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 345293 (or 345289 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 32.
The square root of 151919240 is about 12325.5523202816. The cubic root of 151919240 is about 533.5857954046.
The spelling of 151919240 in words is "one hundred fifty-one million, nine hundred nineteen thousand, two hundred forty".
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