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4910020 = 225245501
BaseRepresentation
bin10010101110101111000100
3100020110021121
4102232233010
52224110040
6253123324
756506633
oct22565704
910213247
104910020
112853a75
121789544
13102bb4b
1491b51a
1566ec4a
hex4aebc4

4910020 has 12 divisors (see below), whose sum is σ = 10311084. Its totient is φ = 1964000.

The previous prime is 4909981. The next prime is 4910027. The reversal of 4910020 is 200194.

It can be written as a sum of positive squares in 2 ways, for example, as 715716 + 4194304 = 846^2 + 2048^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4909976 and 4910003.

It is not an unprimeable number, because it can be changed into a prime (4910027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122731 + ... + 122770.

It is an arithmetic number, because the mean of its divisors is an integer number (859257).

Almost surely, 24910020 is an apocalyptic number.

It is an amenable number.

4910020 is an abundant number, since it is smaller than the sum of its proper divisors (5401064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4910020 is a wasteful number, since it uses less digits than its factorization.

4910020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245510 (or 245508 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 4910020 is about 2215.8564935483. The cubic root of 4910020 is about 169.9656216527.

The spelling of 4910020 in words is "four million, nine hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 20 245501 491002 982004 1227505 2455010 4910020