Base | Representation |
---|---|
bin | 10010001100000… |
… | …00101001001000 |
3 | 101122002101022001 |
4 | 21012000221020 |
5 | 303024223230 |
6 | 23050040344 |
7 | 3531553531 |
oct | 1106005110 |
9 | 348071261 |
10 | 152570440 |
11 | 79138480 |
12 | 431190b4 |
13 | 257bbb89 |
14 | 16397688 |
15 | d5db0ca |
hex | 9180a48 |
152570440 has 32 divisors (see below), whose sum is σ = 374492160. Its totient is φ = 55480000.
The previous prime is 152570423. The next prime is 152570441. The reversal of 152570440 is 44075251.
It is a junction number, because it is equal to n+sod(n) for n = 152570399 and 152570408.
It is not an unprimeable number, because it can be changed into a prime (152570441) 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, 172936 + ... + 173815.
It is an arithmetic number, because the mean of its divisors is an integer number (11702880).
Almost surely, 2152570440 is an apocalyptic number.
152570440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152570440 is an abundant number, since it is smaller than the sum of its proper divisors (221921720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152570440 is a wasteful number, since it uses less digits than its factorization.
152570440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346773 (or 346769 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 28.
The square root of 152570440 is about 12351.9407381998. The cubic root of 152570440 is about 534.3471116848.
The spelling of 152570440 in words is "one hundred fifty-two million, five hundred seventy thousand, four hundred forty".
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