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452107740 = 223571076447
BaseRepresentation
bin11010111100101…
…001110111011100
31011111201110020010
4122330221313130
51411214421430
6112510123220
714126565240
oct3274516734
91144643203
10452107740
11212226267
121074b0510
1372887196
144408a420
1529a57cb0
hex1af29ddc

452107740 has 48 divisors (see below), whose sum is σ = 1446746112. Its totient is φ = 103338816.

The previous prime is 452107739. The next prime is 452107753. The reversal of 452107740 is 47701254.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 452107698 and 452107707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537804 + ... + 538643.

It is an arithmetic number, because the mean of its divisors is an integer number (30140544).

Almost surely, 2452107740 is an apocalyptic number.

It is an amenable number.

452107740 is an abundant number, since it is smaller than the sum of its proper divisors (994638372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

452107740 is a wasteful number, since it uses less digits than its factorization.

452107740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076466 (or 1076464 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 30.

The square root of 452107740 is about 21262.8253061535. The cubic root of 452107740 is about 767.5039996679.

Adding to 452107740 its reverse (47701254), we get a palindrome (499808994).

The spelling of 452107740 in words is "four hundred fifty-two million, one hundred seven thousand, seven hundred forty".