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349042144900 = 22523490421449
BaseRepresentation
bin1010001010001001000…
…10000111011010000100
31020100221100101010012011
411011010202013122010
521204314242114100
6424203040304004
734134406164541
oct5050442073204
91210840333164
10349042144900
11125034211669
1257791612004
1326bb72c9367
1412c72575bc8
15912cde9bba
hex5144887684

349042144900 has 18 divisors (see below), whose sum is σ = 757421454650. Its totient is φ = 139616857920.

The previous prime is 349042144897. The next prime is 349042144931. The reversal of 349042144900 is 9441240943.

It can be written as a sum of positive squares in 3 ways, for example, as 2246001664 + 346796143236 = 47392^2 + 588894^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1745210625 + ... + 1745210824.

Almost surely, 2349042144900 is an apocalyptic number.

It is an amenable number.

349042144900 is an abundant number, since it is smaller than the sum of its proper divisors (408379309750).

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

349042144900 is a wasteful number, since it uses less digits than its factorization.

349042144900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3490421463 (or 3490421456 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 349042144900 in words is "three hundred forty-nine billion, forty-two million, one hundred forty-four thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 3490421449 6980842898 13961685796 17452107245 34904214490 69808428980 87260536225 174521072450 349042144900