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30455404214 = 2317314945161
BaseRepresentation
bin11100010111010010…
…001001011010110110
32220121111012211111212
4130113102021122312
5444333040413324
621554021001422
72125466443634
oct342722113266
986544184455
1030455404214
1111a09310a54
125a9b553272
132b44834851
14168cb12354
15bd3ad370e
hex7174896b6

30455404214 has 32 divisors (see below), whose sum is σ = 48124627200. Its totient is φ = 14436748800.

The previous prime is 30455404201. The next prime is 30455404229. The reversal of 30455404214 is 41240455403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651794 + ... + 696954.

It is an arithmetic number, because the mean of its divisors is an integer number (1503894600).

Almost surely, 230455404214 is an apocalyptic number.

30455404214 is a deficient number, since it is larger than the sum of its proper divisors (17669222986).

30455404214 is a wasteful number, since it uses less digits than its factorization.

30455404214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45416.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 30455404214 its reverse (41240455403), we get a palindrome (71695859617).

The spelling of 30455404214 in words is "thirty billion, four hundred fifty-five million, four hundred four thousand, two hundred fourteen".

Divisors: 1 2 31 62 73 146 149 298 2263 4526 4619 9238 10877 21754 45161 90322 337187 674374 1399991 2799982 3296753 6593506 6728989 13457978 102199343 204398686 208598659 417197318 491216197 982432394 15227702107 30455404214