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30212421100 = 22521013298247
BaseRepresentation
bin11100001000110011…
…001111010111101100
32212222120000000100021
4130020303033113230
5443333334433400
621513541011524
72116456225231
oct341063172754
985876000307
1030212421100
11118a4140164
125a320b3ba4
132b063aac64
141668741788
15bbc5d871a
hex708ccf5ec

30212421100 has 36 divisors (see below), whose sum is σ = 65625893424. Its totient is φ = 12072998080.

The previous prime is 30212421089. The next prime is 30212421143. The reversal of 30212421100 is 112421203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47824 + ... + 250423.

It is an arithmetic number, because the mean of its divisors is an integer number (1822941484).

Almost surely, 230212421100 is an apocalyptic number.

It is an amenable number.

30212421100 is an abundant number, since it is smaller than the sum of its proper divisors (35413472324).

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

30212421100 is a wasteful number, since it uses less digits than its factorization.

30212421100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299274 (or 299267 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 30212421100 its reverse (112421203), we get a palindrome (30324842303).

The spelling of 30212421100 in words is "thirty billion, two hundred twelve million, four hundred twenty-one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1013 2026 4052 5065 10130 20260 25325 50650 101300 298247 596494 1192988 1491235 2982470 5964940 7456175 14912350 29824700 302124211 604248422 1208496844 1510621055 3021242110 6042484220 7553105275 15106210550 30212421100