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2690089810 = 253715746309
BaseRepresentation
bin1010000001010111…
…1000001101010010
320221110212201110221
42200111320031102
521002130333220
61122533543254
7123443246302
oct24025701522
96843781427
102690089810
111160538321
12630aa4b2a
1333b426a25
141b73b3602
1510b2789aa
hexa0578352

2690089810 has 32 divisors (see below), whose sum is σ = 5004814320. Its totient is φ = 1040262912.

The previous prime is 2690089789. The next prime is 2690089811. The reversal of 2690089810 is 189800962.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1923962769 + 766127041 = 43863^2 + 27679^2 .

It is a super-2 number, since 2×26900898102 = 14473166371731672200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2690089811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34936 + ... + 81244.

Almost surely, 22690089810 is an apocalyptic number.

2690089810 is a deficient number, since it is larger than the sum of its proper divisors (2314724510).

2690089810 is a wasteful number, since it uses less digits than its factorization.

2690089810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46510.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 2690089810 is about 51866.0757142855. The cubic root of 2690089810 is about 1390.7708937436.

The spelling of 2690089810 in words is "two billion, six hundred ninety million, eighty-nine thousand, eight hundred ten".

Divisors: 1 2 5 10 37 74 157 185 314 370 785 1570 5809 11618 29045 46309 58090 92618 231545 463090 1713433 3426866 7270513 8567165 14541026 17134330 36352565 72705130 269008981 538017962 1345044905 2690089810