Base | Representation |
---|---|
bin | 1110100110000… |
… | …00111010111100 |
3 | 22112100211120000 |
4 | 13103000322330 |
5 | 222320100040 |
6 | 20051554300 |
7 | 3014411154 |
oct | 723007274 |
9 | 275324500 |
10 | 122425020 |
11 | 63118803 |
12 | 34bbb990 |
13 | 1c495953 |
14 | 1238b764 |
15 | ab34130 |
hex | 74c0ebc |
122425020 has 60 divisors (see below), whose sum is σ = 384056904. Its totient is φ = 32646240.
The previous prime is 122425019. The next prime is 122425033. The reversal of 122425020 is 20524221.
122425020 is a `hidden beast` number, since 122 + 42 + 502 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (60).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 122424984 and 122425002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 36166 + ... + 39405.
Almost surely, 2122425020 is an apocalyptic number.
122425020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122425020 is an abundant number, since it is smaller than the sum of its proper divisors (261631884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122425020 is a wasteful number, since it uses less digits than its factorization.
122425020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75592 (or 75581 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 122425020 is about 11064.5840409841. The cubic root of 122425020 is about 496.5428445790.
Adding to 122425020 its reverse (20524221), we get a palindrome (142949241).
It can be divided in two parts, 1224 and 25020, that added together give a square (26244 = 1622).
The spelling of 122425020 in words is "one hundred twenty-two million, four hundred twenty-five thousand, twenty".
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