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454345853 = 1329412857
BaseRepresentation
bin11011000101001…
…100010001111101
31011122221011100012
4123011030101331
51412303031403
6113030113005
714154606323
oct3305142175
91148834305
10454345853
11213514845
121081ab765
137318bb00
14444add13
1529d4aed8
hex1b14c47d

454345853 has 12 divisors (see below), whose sum is σ = 492679188. Its totient is φ = 418803840.

The previous prime is 454345831. The next prime is 454345867. The reversal of 454345853 is 358543454.

It can be written as a sum of positive squares in 6 ways, for example, as 25938649 + 428407204 = 5093^2 + 20698^2 .

It is not a de Polignac number, because 454345853 - 216 = 454280317 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 454345853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454345823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157601 + ... + 160457.

It is an arithmetic number, because the mean of its divisors is an integer number (41056599).

Almost surely, 2454345853 is an apocalyptic number.

It is an amenable number.

454345853 is a deficient number, since it is larger than the sum of its proper divisors (38333335).

454345853 is a wasteful number, since it uses less digits than its factorization.

454345853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3824 (or 3811 counting only the distinct ones).

The product of its digits is 576000, while the sum is 41.

The square root of 454345853 is about 21315.3900503838. The cubic root of 454345853 is about 768.7683988105.

The spelling of 454345853 in words is "four hundred fifty-four million, three hundred forty-five thousand, eight hundred fifty-three".

Divisors: 1 13 169 941 2857 12233 37141 159029 482833 2688437 34949681 454345853