Base | Representation |
---|---|
bin | 10010001010001… |
… | …10011000000100 |
3 | 101121122020220210 |
4 | 21011012120010 |
5 | 302444104110 |
6 | 23040555420 |
7 | 3526540656 |
oct | 1105063004 |
9 | 347566823 |
10 | 152331780 |
11 | 78a95137 |
12 | 43022b70 |
13 | 25737363 |
14 | 163346d6 |
15 | d590520 |
hex | 9146604 |
152331780 has 48 divisors (see below), whose sum is σ = 441241920. Its totient is φ = 39220608.
The previous prime is 152331763. The next prime is 152331793. The reversal of 152331780 is 87133251.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42034 + ... + 45513.
It is an arithmetic number, because the mean of its divisors is an integer number (9192540).
Almost surely, 2152331780 is an apocalyptic number.
152331780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152331780 is an abundant number, since it is smaller than the sum of its proper divisors (288910140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152331780 is a wasteful number, since it uses less digits than its factorization.
152331780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87588 (or 87586 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 152331780 is about 12342.2761271979. The cubic root of 152331780 is about 534.0683468187.
The spelling of 152331780 in words is "one hundred fifty-two million, three hundred thirty-one thousand, seven hundred eighty".
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