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30157199222 = 291118738837
BaseRepresentation
bin11100000101100000…
…100101011101110110
32212211201002110011112
4130011200211131312
5443230220333342
621504245235022
72115215651423
oct340540453566
985751073145
1030157199222
1111875a53147
125a17702a72
132ac7b14aa7
141661288d4a
15bb782b682
hex705825776

30157199222 has 16 divisors (see below), whose sum is σ = 45314759232. Its totient is φ = 15052302720.

The previous prime is 30157199213. The next prime is 30157199269. The reversal of 30157199222 is 22299175103.

It is a self number, because there is not a number n which added to its sum of digits gives 30157199222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3408188 + ... + 3417024.

It is an arithmetic number, because the mean of its divisors is an integer number (2832172452).

Almost surely, 230157199222 is an apocalyptic number.

30157199222 is a deficient number, since it is larger than the sum of its proper divisors (15157560010).

30157199222 is a wasteful number, since it uses less digits than its factorization.

30157199222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11623.

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 30157199222 in words is "thirty billion, one hundred fifty-seven million, one hundred ninety-nine thousand, two hundred twenty-two".

Divisors: 1 2 911 1822 1873 3746 8837 17674 1706303 3412606 8050507 16101014 16551701 33103402 15078599611 30157199222