Base | Representation |
---|---|
bin | 1110101010001… |
… | …11001100110110 |
3 | 22120101210000202 |
4 | 13111013030312 |
5 | 222440200110 |
6 | 20111440502 |
7 | 3022161533 |
oct | 725071466 |
9 | 276353022 |
10 | 122975030 |
11 | 63463a62 |
12 | 35226132 |
13 | 1c6290b9 |
14 | 12491d8a |
15 | abe20a5 |
hex | 7547336 |
122975030 has 48 divisors (see below), whose sum is σ = 238880880. Its totient is φ = 45453888.
The previous prime is 122975029. The next prime is 122975033. The reversal of 122975030 is 30579221.
It is a junction number, because it is equal to n+sod(n) for n = 122974984 and 122975002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122975033) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 419564 + ... + 419856.
It is an arithmetic number, because the mean of its divisors is an integer number (4976685).
Almost surely, 2122975030 is an apocalyptic number.
122975030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122975030 is a deficient number, since it is larger than the sum of its proper divisors (115905850).
122975030 is a wasteful number, since it uses less digits than its factorization.
122975030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 413 (or 366 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 29.
The square root of 122975030 is about 11089.4107147314. The cubic root of 122975030 is about 497.2853277837.
The spelling of 122975030 in words is "one hundred twenty-two million, nine hundred seventy-five thousand, thirty".
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