Base | Representation |
---|---|
bin | 10001010110101… |
… | …00001100101011 |
3 | 101010220212010200 |
4 | 20223110030223 |
5 | 244231311101 |
6 | 22240043243 |
7 | 3415230030 |
oct | 1053241453 |
9 | 333825120 |
10 | 145572651 |
11 | 75198984 |
12 | 40903523 |
13 | 2420b983 |
14 | 15495387 |
15 | cba7986 |
hex | 8ad432b |
145572651 has 12 divisors (see below), whose sum is σ = 240310512. Its totient is φ = 83184336.
The previous prime is 145572643. The next prime is 145572659. The reversal of 145572651 is 156275541.
It is an interprime number because it is at equal distance from previous prime (145572643) and next prime (145572659).
It is not a de Polignac number, because 145572651 - 23 = 145572643 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (145572659) 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, 1155276 + ... + 1155401.
It is an arithmetic number, because the mean of its divisors is an integer number (20025876).
Almost surely, 2145572651 is an apocalyptic number.
145572651 is a deficient number, since it is larger than the sum of its proper divisors (94737861).
145572651 is a wasteful number, since it uses less digits than its factorization.
145572651 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2310690 (or 2310687 counting only the distinct ones).
The product of its digits is 42000, while the sum is 36.
The square root of 145572651 is about 12065.3491868242. The cubic root of 145572651 is about 526.0494816274.
The spelling of 145572651 in words is "one hundred forty-five million, five hundred seventy-two thousand, six hundred fifty-one".
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