Base | Representation |
---|---|
bin | 100000101001001111… |
… | …0001100111000101110 |
3 | 20200221121101202112102 |
4 | 1001102132030320232 |
5 | 2122032400004200 |
6 | 52112133135102 |
7 | 5031135510143 |
oct | 1012236147056 |
9 | 220847352472 |
10 | 70103125550 |
11 | 278044288a7 |
12 | 1170548a492 |
13 | 67c29139a3 |
14 | 35705bc3ca |
15 | 1c546d16d5 |
hex | 105278ce2e |
70103125550 has 12 divisors (see below), whose sum is σ = 130391813616. Its totient is φ = 28041250200.
The previous prime is 70103125549. The next prime is 70103125559. The reversal of 70103125550 is 5552130107.
It is a happy number.
It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70103125559) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 701031206 + ... + 701031305.
It is an arithmetic number, because the mean of its divisors is an integer number (10865984468).
Almost surely, 270103125550 is an apocalyptic number.
70103125550 is a deficient number, since it is larger than the sum of its proper divisors (60288688066).
70103125550 is a wasteful number, since it uses less digits than its factorization.
70103125550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1402062523 (or 1402062518 counting only the distinct ones).
The product of its (nonzero) digits is 5250, while the sum is 29.
Adding to 70103125550 its reverse (5552130107), we get a palindrome (75655255657).
The spelling of 70103125550 in words is "seventy billion, one hundred three million, one hundred twenty-five thousand, five hundred fifty".
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