Base | Representation |
---|---|
bin | 1000111101000… |
… | …01111010000110 |
3 | 12020100002101112 |
4 | 10132201322012 |
5 | 123212041240 |
6 | 11241525022 |
7 | 1601304425 |
oct | 436417206 |
9 | 166302345 |
10 | 75112070 |
11 | 394428a0 |
12 | 211a3772 |
13 | 1273b617 |
14 | 9d932bc |
15 | 68da665 |
hex | 47a1e86 |
75112070 has 32 divisors (see below), whose sum is σ = 152257536. Its totient is φ = 26431200.
The previous prime is 75112061. The next prime is 75112139. The reversal of 75112070 is 7021157.
It is a happy number.
It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 7604 + ... + 14423.
It is an arithmetic number, because the mean of its divisors is an integer number (4758048).
Almost surely, 275112070 is an apocalyptic number.
75112070 is an abundant number, since it is smaller than the sum of its proper divisors (77145466).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75112070 is a wasteful number, since it uses less digits than its factorization.
75112070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22076.
The product of its (nonzero) digits is 490, while the sum is 23.
The square root of 75112070 is about 8666.7219870029. The cubic root of 75112070 is about 421.9262803325.
It can be divided in two parts, 751 and 12070, that added together give a palindrome (12821).
The spelling of 75112070 in words is "seventy-five million, one hundred twelve thousand, seventy".
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