Base | Representation |
---|---|
bin | 1000011010101… |
… | …01000101110000 |
3 | 11220212000021101 |
4 | 10031111011300 |
5 | 121033244440 |
6 | 11001134144 |
7 | 1515055000 |
oct | 415250560 |
9 | 156760241 |
10 | 70603120 |
11 | 36943195 |
12 | 1b78a354 |
13 | 118201c3 |
14 | 953c000 |
15 | 62e969a |
hex | 4355170 |
70603120 has 160 divisors (see below), whose sum is σ = 199987200. Its totient is φ = 23143680.
The previous prime is 70603109. The next prime is 70603121. The reversal of 70603120 is 2130607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70603121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 850599 + ... + 850681.
It is an arithmetic number, because the mean of its divisors is an integer number (1249920).
Almost surely, 270603120 is an apocalyptic number.
70603120 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70603120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99993600).
70603120 is an abundant number, since it is smaller than the sum of its proper divisors (129384080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70603120 is a wasteful number, since it uses less digits than its factorization.
70603120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148 (or 128 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 70603120 is about 8402.5662746568. The cubic root of 70603120 is about 413.3087799035.
Adding to 70603120 its reverse (2130607), we get a palindrome (72733727).
The spelling of 70603120 in words is "seventy million, six hundred three thousand, one hundred twenty".
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