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2153256302 = 29791109961
BaseRepresentation
bin1000000001011000…
…0001010101101110
312120001201202100102
42000112001111232
513402213200202
6553355431102
7104234243111
oct20026012556
95501652312
102153256302
11a0550336a
12501155492
13284146472
14165d90578
15c9086d02
hex8058156e

2153256302 has 8 divisors (see below), whose sum is σ = 3230243712. Its totient is φ = 1076508400.

The previous prime is 2153256277. The next prime is 2153256307. The reversal of 2153256302 is 2036523512.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153256307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35399 + ... + 74562.

It is an arithmetic number, because the mean of its divisors is an integer number (403780464).

Almost surely, 22153256302 is an apocalyptic number.

2153256302 is a deficient number, since it is larger than the sum of its proper divisors (1076987410).

2153256302 is a wasteful number, since it uses less digits than its factorization.

2153256302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119754.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2153256302 is about 46403.1927996339. The cubic root of 2153256302 is about 1291.3141470481.

Adding to 2153256302 its reverse (2036523512), we get a palindrome (4189779814).

The spelling of 2153256302 in words is "two billion, one hundred fifty-three million, two hundred fifty-six thousand, three hundred two".

Divisors: 1 2 9791 19582 109961 219922 1076628151 2153256302