Search a number
-
+
10610640253 = 17897012981
BaseRepresentation
bin10011110000111000…
…11000010101111101
31000101110210101002001
421320130120111331
5133212310442003
64512514502301
7523640645143
oct117034302575
930343711061
1010610640253
114555480084
122081594991
131001370175
147292b9593
154217cd61d
hex27871857d

10610640253 has 8 divisors (see below), whose sum is σ = 11361030840. Its totient is φ = 9874275840.

The previous prime is 10610640239. The next prime is 10610640277. The reversal of 10610640253 is 35204601601.

It can be written as a sum of positive squares in 4 ways, for example, as 2208718009 + 8401922244 = 46997^2 + 91662^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10610640253 - 217 = 10610509181 is a prime.

It is a super-2 number, since 2×106106402532 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10610610253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3504978 + ... + 3508003.

It is an arithmetic number, because the mean of its divisors is an integer number (1420128855).

Almost surely, 210610640253 is an apocalyptic number.

It is an amenable number.

10610640253 is a deficient number, since it is larger than the sum of its proper divisors (750390587).

10610640253 is an equidigital number, since it uses as much as digits as its factorization.

10610640253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7013087.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 10610640253 in words is "ten billion, six hundred ten million, six hundred forty thousand, two hundred fifty-three".

Divisors: 1 17 89 1513 7012981 119220677 624155309 10610640253