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30363425 = 521997659
BaseRepresentation
bin111001111010…
…0111100100001
32010010121210022
41303310330201
530233112200
63002443225
7516041051
oct163647441
963117708
1030363425
1116159544
12a203515
1363a1531
144065561
1529eb885
hex1cf4f21

30363425 has 24 divisors (see below), whose sum is σ = 40101600. Its totient is φ = 22740480.

The previous prime is 30363419. The next prime is 30363433. The reversal of 30363425 is 52436303.

It is not a de Polignac number, because 30363425 - 24 = 30363409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30363394 and 30363403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45746 + ... + 46404.

It is an arithmetic number, because the mean of its divisors is an integer number (1670900).

Almost surely, 230363425 is an apocalyptic number.

It is an amenable number.

30363425 is a deficient number, since it is larger than the sum of its proper divisors (9738175).

30363425 is a wasteful number, since it uses less digits than its factorization.

30363425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785 (or 780 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 30363425 is about 5510.3017158773. The cubic root of 30363425 is about 311.9729355496.

Adding to 30363425 its reverse (52436303), we get a palindrome (82799728).

The spelling of 30363425 in words is "thirty million, three hundred sixty-three thousand, four hundred twenty-five".

Divisors: 1 5 19 25 95 97 475 485 659 1843 2425 3295 9215 12521 16475 46075 62605 63923 313025 319615 1214537 1598075 6072685 30363425