Base | Representation |
---|---|
bin | 101101100110010… |
… | …1001100010001011 |
3 | 10221122001012202000 |
4 | 1123030221202023 |
5 | 11113142330012 |
6 | 411454042043 |
7 | 52626101220 |
oct | 13314514213 |
9 | 3848035660 |
10 | 1530042507 |
11 | 71573a644 |
12 | 3684a9323 |
13 | 1b4cb06c6 |
14 | 1072c3947 |
15 | 8e4d0ddc |
hex | 5b32988b |
1530042507 has 32 divisors (see below), whose sum is σ = 2726899200. Its totient is φ = 828291744.
The previous prime is 1530042499. The next prime is 1530042511. The reversal of 1530042507 is 7052400351.
It is a happy number.
1530042507 is a `hidden beast` number, since 153 + 0 + 0 + 4 + 2 + 507 = 666.
It is not a de Polignac number, because 1530042507 - 23 = 1530042499 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (1530042587) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209448 + ... + 216629.
It is an arithmetic number, because the mean of its divisors is an integer number (85215600).
Almost surely, 21530042507 is an apocalyptic number.
1530042507 is a deficient number, since it is larger than the sum of its proper divisors (1196856693).
1530042507 is a wasteful number, since it uses less digits than its factorization.
1530042507 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 426112 (or 426106 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 27.
The square root of 1530042507 is about 39115.7577837884. The cubic root of 1530042507 is about 1152.3060235710.
Adding to 1530042507 its reverse (7052400351), we get a palindrome (8582442858).
The spelling of 1530042507 in words is "one billion, five hundred thirty million, forty-two thousand, five hundred seven".
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