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30425446 = 231490733
BaseRepresentation
bin111010000010…
…0000101100110
32010020202212101
41310010011212
530242103241
63004042314
7516416632
oct164040546
963222771
1030425446
11161a10a7
12a23339a
1363c382c
14407ddc2
152a0ee31
hex1d04166

30425446 has 8 divisors (see below), whose sum is σ = 47110464. Its totient is φ = 14721960.

The previous prime is 30425431. The next prime is 30425453. The reversal of 30425446 is 64452403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245305 + ... + 245428.

It is an arithmetic number, because the mean of its divisors is an integer number (5888808).

Almost surely, 230425446 is an apocalyptic number.

30425446 is a deficient number, since it is larger than the sum of its proper divisors (16685018).

30425446 is a wasteful number, since it uses less digits than its factorization.

30425446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490766.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 30425446 is about 5515.9265767412. The cubic root of 30425446 is about 312.1852053470.

Adding to 30425446 its reverse (64452403), we get a palindrome (94877849).

The spelling of 30425446 in words is "thirty million, four hundred twenty-five thousand, four hundred forty-six".

Divisors: 1 2 31 62 490733 981466 15212723 30425446