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3104214440 = 23577605361
BaseRepresentation
bin1011100100000110…
…1000110110101000
322000100010102200012
42321001220312220
522324134330230
61232010031052
7136632246605
oct27101506650
98010112605
103104214440
111353280288
12727718488
133a61723a2
142163b36ac
151327cc395
hexb9068da8

3104214440 has 16 divisors (see below), whose sum is σ = 6984482580. Its totient is φ = 1241685760.

The previous prime is 3104214431. The next prime is 3104214457. The reversal of 3104214440 is 444124013.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2928757924 + 175456516 = 54118^2 + 13246^2 .

It is a super-2 number, since 2×31042144402 = 19272294579009027200, which contains 22 as substring.

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, 38802641 + ... + 38802720.

Almost surely, 23104214440 is an apocalyptic number.

It is an amenable number.

3104214440 is an abundant number, since it is smaller than the sum of its proper divisors (3880268140).

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

3104214440 is a wasteful number, since it uses less digits than its factorization.

3104214440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77605372 (or 77605368 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 3104214440 is about 55715.4775623435. The cubic root of 3104214440 is about 1458.7601972478.

Adding to 3104214440 its reverse (444124013), we get a palindrome (3548338453).

The spelling of 3104214440 in words is "three billion, one hundred four million, two hundred fourteen thousand, four hundred forty".

Divisors: 1 2 4 5 8 10 20 40 77605361 155210722 310421444 388026805 620842888 776053610 1552107220 3104214440