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400225115214 = 23244350191261
BaseRepresentation
bin1011101001011110100…
…01101001110001001110
31102021001101011102000100
411310233101221301032
523024130112141324
6503505541111530
740625644230411
oct5645721516116
91367041142010
10400225115214
11144809709831
12656966b85a6
132b98317a102
141552a041b78
15a6265644c9
hex5d2f469c4e

400225115214 has 24 divisors (see below), whose sum is σ = 869111892792. Its totient is φ = 133107221520.

The previous prime is 400225115207. The next prime is 400225115249. The reversal of 400225115214 is 412511522004.

It is a happy number.

400225115214 is a `hidden beast` number, since 400 + 2 + 251 + 1 + 5 + 2 + 1 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25087657 + ... + 25103604.

It is an arithmetic number, because the mean of its divisors is an integer number (36212995533).

Almost surely, 2400225115214 is an apocalyptic number.

400225115214 is an abundant number, since it is smaller than the sum of its proper divisors (468886777578).

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

400225115214 is a wasteful number, since it uses less digits than its factorization.

400225115214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50191712 (or 50191709 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 400225115214 its reverse (412511522004), we get a palindrome (812736637218).

The spelling of 400225115214 in words is "four hundred billion, two hundred twenty-five million, one hundred fifteen thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 443 886 1329 2658 3987 7974 50191261 100382522 150573783 301147566 451721349 903442698 22234728623 44469457246 66704185869 133408371738 200112557607 400225115214