Base | Representation |
---|---|
bin | 101100101110111… |
… | …1100011101011000 |
3 | 10212121102211010220 |
4 | 1121131330131120 |
5 | 11033230201130 |
6 | 404540040040 |
7 | 52124322360 |
oct | 13135743530 |
9 | 3777384126 |
10 | 1501022040 |
11 | 700319091 |
12 | 35a833020 |
13 | 1abc8c52b |
14 | 1034cb9a0 |
15 | 8bb9c410 |
hex | 5977c758 |
1501022040 has 128 divisors (see below), whose sum is σ = 5417280000. Its totient is φ = 325029888.
The previous prime is 1501021979. The next prime is 1501022051. The reversal of 1501022040 is 402201051.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31065 + ... + 62984.
It is an arithmetic number, because the mean of its divisors is an integer number (42322500).
Almost surely, 21501022040 is an apocalyptic number.
1501022040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1501022040 is an abundant number, since it is smaller than the sum of its proper divisors (3916257960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1501022040 is a wasteful number, since it uses less digits than its factorization.
1501022040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94089 (or 94085 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 1501022040 is about 38743.0256949557. The cubic root of 1501022040 is about 1144.9741710261.
Adding to 1501022040 its reverse (402201051), we get a palindrome (1903223091).
The spelling of 1501022040 in words is "one billion, five hundred one million, twenty-two thousand, forty".
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