Base | Representation |
---|---|
bin | 10010000001111… |
… | …00100111001010 |
3 | 101112120221200101 |
4 | 21000330213022 |
5 | 302204240320 |
6 | 23001400014 |
7 | 3514355206 |
oct | 1100744712 |
9 | 345527611 |
10 | 151243210 |
11 | 78411298 |
12 | 4279900a |
13 | 25445a31 |
14 | 1612db06 |
15 | d427c0a |
hex | 903c9ca |
151243210 has 12 divisors (see below), whose sum is σ = 272307798. Its totient is φ = 60481728.
The previous prime is 151243163. The next prime is 151243229. The reversal of 151243210 is 12342151.
It can be written as a sum of positive squares in 3 ways, for example, as 143352729 + 7890481 = 11973^2 + 2809^2 .
It is a super-2 number, since 2×1512432102 = 45749017142208200, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36946 + ... + 40834.
Almost surely, 2151243210 is an apocalyptic number.
151243210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
151243210 is a deficient number, since it is larger than the sum of its proper divisors (121064588).
151243210 is an frugal number, since it uses more digits than its factorization.
151243210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7785 (or 3896 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 151243210 is about 12298.0978203948. The cubic root of 151243210 is about 532.7931453282.
Adding to 151243210 its reverse (12342151), we get a palindrome (163585361).
It can be divided in two parts, 15 and 1243210, that added together give a square (1243225 = 11152).
The spelling of 151243210 in words is "one hundred fifty-one million, two hundred forty-three thousand, two hundred ten".
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