Base | Representation |
---|---|
bin | 10001010010011… |
… | …11000000000000 |
3 | 101002220010202001 |
4 | 20221033000000 |
5 | 244111331242 |
6 | 22220233344 |
7 | 3410465311 |
oct | 1051170000 |
9 | 332803661 |
10 | 145027072 |
11 | 74955a93 |
12 | 4069b854 |
13 | 2407a548 |
14 | 15392608 |
15 | caeaeb7 |
hex | 8a4f000 |
145027072 has 26 divisors (see below), whose sum is σ = 290026928. Its totient is φ = 72511488.
The previous prime is 145027063. The next prime is 145027081. The reversal of 145027072 is 270720541.
It is an interprime number because it is at equal distance from previous prime (145027063) and next prime (145027081).
It is a super-2 number, since 2×1450270722 = 42065703225786368, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 145027072.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13608 + ... + 21799.
Almost surely, 2145027072 is an apocalyptic number.
It is an amenable number.
145027072 is a deficient number, since it is larger than the sum of its proper divisors (144999856).
145027072 is an frugal number, since it uses more digits than its factorization.
145027072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35431 (or 35409 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 145027072 is about 12042.7186299440. The cubic root of 145027072 is about 525.3914806471.
The spelling of 145027072 in words is "one hundred forty-five million, twenty-seven thousand, seventy-two".
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