Base | Representation |
---|---|
bin | 10001011000010… |
… | …10111110101000 |
3 | 101011100020221002 |
4 | 20230022332220 |
5 | 244311001112 |
6 | 22244534132 |
7 | 3420153143 |
oct | 1054127650 |
9 | 334306832 |
10 | 145797032 |
11 | 75331517 |
12 | 409b1348 |
13 | 24289b44 |
14 | 1551305a |
15 | cbee1c2 |
hex | 8b0afa8 |
145797032 has 48 divisors (see below), whose sum is σ = 305772000. Its totient is φ = 64979712.
The previous prime is 145797031. The next prime is 145797073. The reversal of 145797032 is 230797541.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is not an unprimeable number, because it can be changed into a prime (145797031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42269 + ... + 45587.
It is an arithmetic number, because the mean of its divisors is an integer number (6370250).
Almost surely, 2145797032 is an apocalyptic number.
It is an amenable number.
145797032 is an abundant number, since it is smaller than the sum of its proper divisors (159974968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145797032 is a wasteful number, since it uses less digits than its factorization.
145797032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3378 (or 3357 counting only the distinct ones).
The product of its (nonzero) digits is 52920, while the sum is 38.
The square root of 145797032 is about 12074.6441769520. The cubic root of 145797032 is about 526.3196214612.
It can be divided in two parts, 1457 and 97032, that added together give a palindrome (98489).
The spelling of 145797032 in words is "one hundred forty-five million, seven hundred ninety-seven thousand, thirty-two".
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