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253043352344 = 23194951336247
BaseRepresentation
bin1110101110101010001…
…1110010001100011000
3220012011000201011200202
43223222203302030120
513121213044233334
6312125125121332
724165436002056
oct3535243621430
9805130634622
10253043352344
1198351414982
124105b859248
131ab28741ab3
14c366aa11d6
1568b00c317e
hex3aea8f2318

253043352344 has 32 divisors (see below), whose sum is σ = 499530028800. Its totient is φ = 119838074400.

The previous prime is 253043352329. The next prime is 253043352349. The reversal of 253043352344 is 443253340352.

253043352344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 253043352298 and 253043352307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253043352349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584429 + ... + 920675.

It is an arithmetic number, because the mean of its divisors is an integer number (15610313400).

Almost surely, 2253043352344 is an apocalyptic number.

It is an amenable number.

253043352344 is a deficient number, since it is larger than the sum of its proper divisors (246486676456).

253043352344 is a wasteful number, since it uses less digits than its factorization.

253043352344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341223 (or 341219 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 38.

Adding to 253043352344 its reverse (443253340352), we get a palindrome (696296692696).

The spelling of 253043352344 in words is "two hundred fifty-three billion, forty-three million, three hundred fifty-two thousand, three hundred forty-four".

Divisors: 1 2 4 8 19 38 76 152 4951 9902 19804 39608 94069 188138 336247 376276 672494 752552 1344988 2689976 6388693 12777386 25554772 51109544 1664758897 3329517794 6659035588 13318071176 31630419043 63260838086 126521676172 253043352344