Base | Representation |
---|---|
bin | 10010000011110… |
… | …11110011011000 |
3 | 101120002002201200 |
4 | 21001323303120 |
5 | 302241031130 |
6 | 23011114200 |
7 | 3516513624 |
oct | 1101736330 |
9 | 346062650 |
10 | 151502040 |
11 | 785787a8 |
12 | 428a2960 |
13 | 255067a1 |
14 | 1619a184 |
15 | d479760 |
hex | 907bcd8 |
151502040 has 96 divisors (see below), whose sum is σ = 500526000. Its totient is φ = 39732480.
The previous prime is 151502027. The next prime is 151502041. The reversal of 151502040 is 40205151.
151502040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151502041) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18511 + ... + 25409.
Almost surely, 2151502040 is an apocalyptic number.
151502040 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 151502040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250263000).
151502040 is an abundant number, since it is smaller than the sum of its proper divisors (349023960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151502040 is a wasteful number, since it uses less digits than its factorization.
151502040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6977 (or 6970 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 151502040 is about 12308.6164941475. The cubic root of 151502040 is about 533.0969038856.
Adding to 151502040 its reverse (40205151), we get a palindrome (191707191).
The spelling of 151502040 in words is "one hundred fifty-one million, five hundred two thousand, forty".
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