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140414553 = 342417193
BaseRepresentation
bin10000101111010…
…00111001011001
3100210012210120000
420113220321121
5241421231203
621533323213
73323334606
oct1027507131
9323183500
10140414553
1172295594
123b036509
1323123c46
14149116ad
15c4d94a3
hex85e8e59

140414553 has 20 divisors (see below), whose sum is σ = 210654708. Its totient is φ = 93208320.

The previous prime is 140414507. The next prime is 140414569. The reversal of 140414553 is 355414041.

It is a happy number.

140414553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51451929 + 88962624 = 7173^2 + 9432^2 .

It is not a de Polignac number, because 140414553 - 213 = 140406361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (140414653) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15925 + ... + 23117.

Almost surely, 2140414553 is an apocalyptic number.

It is an amenable number.

140414553 is a deficient number, since it is larger than the sum of its proper divisors (70240155).

140414553 is an equidigital number, since it uses as much as digits as its factorization.

140414553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7446 (or 7437 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 140414553 is about 11849.6646788000. The cubic root of 140414553 is about 519.7614203871.

Adding to 140414553 its reverse (355414041), we get a palindrome (495828594).

The spelling of 140414553 in words is "one hundred forty million, four hundred fourteen thousand, five hundred fifty-three".

Divisors: 1 3 9 27 81 241 723 2169 6507 7193 19521 21579 64737 194211 582633 1733513 5200539 15601617 46804851 140414553