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2131101034 = 241137189701
BaseRepresentation
bin111111100000110…
…0000010101101010
312111112001011000221
41333001200111222
513331030213114
6551244520254
7103545026356
oct17701402552
95445034027
102131101034
119a3a50827
124b585008a
1327c68a03a
14163064466
15c715c524
hex7f06056a

2131101034 has 16 divisors (see below), whose sum is σ = 3298538376. Its totient is φ = 1031968000.

The previous prime is 2131101001. The next prime is 2131101053. The reversal of 2131101034 is 4301011312.

It can be written as a sum of positive squares in 4 ways, for example, as 1372924809 + 758176225 = 37053^2 + 27535^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2131100999 and 2131101017.

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, 83617 + ... + 106084.

Almost surely, 22131101034 is an apocalyptic number.

2131101034 is a deficient number, since it is larger than the sum of its proper divisors (1167437342).

2131101034 is a wasteful number, since it uses less digits than its factorization.

2131101034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189881.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2131101034 is about 46163.8498611197. The cubic root of 2131101034 is about 1286.8700099960.

Adding to 2131101034 its reverse (4301011312), we get a palindrome (6432112346).

The spelling of 2131101034 in words is "two billion, one hundred thirty-one million, one hundred one thousand, thirty-four".

Divisors: 1 2 41 82 137 274 5617 11234 189701 379402 7777741 15555482 25989037 51978074 1065550517 2131101034