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2102153002 = 23728407473
BaseRepresentation
bin111110101001100…
…0100111100101010
312102111120102210121
41331103010330222
513301122344002
6544332233454
7103044001645
oct17523047452
95374512717
102102153002
11989679734
124a800b88a
13276692b21
1415d28aa5c
15c4840237
hex7d4c4f2a

2102153002 has 8 divisors (see below), whose sum is σ = 3238452036. Its totient is φ = 1022668992.

The previous prime is 2102152937. The next prime is 2102153023. The reversal of 2102153002 is 2003512012.

It can be written as a sum of positive squares in 2 ways, for example, as 2102130801 + 22201 = 45849^2 + 149^2 .

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

It is a super-2 number, since 2×21021530022 = 8838094487635224008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14203663 + ... + 14203810.

Almost surely, 22102153002 is an apocalyptic number.

2102153002 is a deficient number, since it is larger than the sum of its proper divisors (1136299034).

2102153002 is a wasteful number, since it uses less digits than its factorization.

2102153002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28407512.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2102153002 is about 45849.2421093304. The cubic root of 2102153002 is about 1281.0166487676.

Adding to 2102153002 its reverse (2003512012), we get a palindrome (4105665014).

The spelling of 2102153002 in words is "two billion, one hundred two million, one hundred fifty-three thousand, two".

Divisors: 1 2 37 74 28407473 56814946 1051076501 2102153002