Base | Representation |
---|---|
bin | 101100111000000… |
… | …010000101111010 |
3 | 1221110200120121210 |
4 | 230320002011322 |
5 | 3020214324023 |
6 | 202412543550 |
7 | 24441266214 |
oct | 5470020572 |
9 | 1843616553 |
10 | 752886138 |
11 | 356a91554 |
12 | 190181bb6 |
13 | bcc98374 |
14 | 71dc35b4 |
15 | 4616c593 |
hex | 2ce0217a |
752886138 has 64 divisors (see below), whose sum is σ = 1607454720. Its totient is φ = 234741312.
The previous prime is 752886109. The next prime is 752886179. The reversal of 752886138 is 831688257.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 614995 + ... + 616217.
It is an arithmetic number, because the mean of its divisors is an integer number (25116480).
Almost surely, 2752886138 is an apocalyptic number.
752886138 is an abundant number, since it is smaller than the sum of its proper divisors (854568582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
752886138 is a wasteful number, since it uses less digits than its factorization.
752886138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1371.
The product of its digits is 645120, while the sum is 48.
The square root of 752886138 is about 27438.7707086159. The cubic root of 752886138 is about 909.7242403987.
The spelling of 752886138 in words is "seven hundred fifty-two million, eight hundred eighty-six thousand, one hundred thirty-eight".
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