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20111232314 = 238925849913
BaseRepresentation
bin10010101110101110…
…010000110100111010
31220220120211110022002
4102232232100310322
5312141433413224
613123341301002
71311242440235
oct225656206472
956816743262
1020111232314
1185902a2558
123a93264762
131b86751b84
14d8ad9c41c
157ca8dd9ae
hex4aeb90d3a

20111232314 has 8 divisors (see below), whose sum is σ = 30244399380. Its totient is φ = 10029765856.

The previous prime is 20111232293. The next prime is 20111232329. The reversal of 20111232314 is 41323211102.

It can be written as a sum of positive squares in 2 ways, for example, as 19316274289 + 794958025 = 138983^2 + 28195^2 .

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

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, 12924179 + ... + 12925734.

Almost surely, 220111232314 is an apocalyptic number.

20111232314 is a deficient number, since it is larger than the sum of its proper divisors (10133167066).

20111232314 is a wasteful number, since it uses less digits than its factorization.

20111232314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25850304.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20111232314 its reverse (41323211102), we get a palindrome (61434443416).

The spelling of 20111232314 in words is "twenty billion, one hundred eleven million, two hundred thirty-two thousand, three hundred fourteen".

Divisors: 1 2 389 778 25849913 51699826 10055616157 20111232314