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2131550035 = 53557119851
BaseRepresentation
bin111111100001100…
…1101111101010011
312111112212221221121
41333003031331103
513331134100120
6551302303111
7103551606406
oct17703157523
95445787847
102131550035
119a42280aa
124b5a27a97
1327c7b6514
1416313dd3d
15c71ea5aa
hex7f0cdf53

2131550035 has 8 divisors (see below), whose sum is σ = 2558600496. Its totient is φ = 1704746400.

The previous prime is 2131550021. The next prime is 2131550041. The reversal of 2131550035 is 5300551312.

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

It is not a de Polignac number, because 2131550035 - 211 = 2131547987 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2131549991 and 2131550009.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42141 + ... + 77710.

It is an arithmetic number, because the mean of its divisors is an integer number (319825062).

Almost surely, 22131550035 is an apocalyptic number.

2131550035 is a deficient number, since it is larger than the sum of its proper divisors (427050461).

2131550035 is a wasteful number, since it uses less digits than its factorization.

2131550035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123413.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 2131550035 is about 46168.7127284268. The cubic root of 2131550035 is about 1286.9603803942.

The spelling of 2131550035 in words is "two billion, one hundred thirty-one million, five hundred fifty thousand, thirty-five".

Divisors: 1 5 3557 17785 119851 599255 426310007 2131550035