Base | Representation |
---|---|
bin | 1000011100110110011… |
… | …1010010111001100011 |
3 | 111212202002110120001100 |
4 | 2013031213102321203 |
5 | 4334313442113300 |
6 | 150410231205443 |
7 | 13326532552053 |
oct | 2071547227143 |
9 | 455662416040 |
10 | 145183551075 |
11 | 56632369852 |
12 | 24179816883 |
13 | 108c9768b94 |
14 | 7053c2d563 |
15 | 3b9ad33700 |
hex | 21cd9d2e63 |
145183551075 has 72 divisors (see below), whose sum is σ = 265879411200. Its totient is φ = 75696223680.
The previous prime is 145183551049. The next prime is 145183551103. The reversal of 145183551075 is 570155381541.
145183551075 is a `hidden beast` number, since 1 + 4 + 51 + 83 + 5 + 510 + 7 + 5 = 666.
It is not a de Polignac number, because 145183551075 - 224 = 145166773859 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 145183551075.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9710956 + ... + 9725894.
It is an arithmetic number, because the mean of its divisors is an integer number (3692769600).
Almost surely, 2145183551075 is an apocalyptic number.
145183551075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
145183551075 is a deficient number, since it is larger than the sum of its proper divisors (120695860125).
145183551075 is a wasteful number, since it uses less digits than its factorization.
145183551075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15921 (or 15913 counting only the distinct ones).
The product of its (nonzero) digits is 420000, while the sum is 45.
The spelling of 145183551075 in words is "one hundred forty-five billion, one hundred eighty-three million, five hundred fifty-one thousand, seventy-five".
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