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454315434 = 23613893191
BaseRepresentation
bin11011000101000…
…100110110101010
31011122212121121120
4123011010312222
51412301043214
6113025320110
714154421536
oct3305046652
91148777546
10454315434
112134a3a01
12108196036
137317b001
14444a2bc6
1529d41ea9
hex1b144daa

454315434 has 32 divisors (see below), whose sum is σ = 926190720. Its totient is φ = 148526400.

The previous prime is 454315397. The next prime is 454315487. The reversal of 454315434 is 434513454.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 454315395 and 454315404.

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, 140779 + ... + 143969.

It is an arithmetic number, because the mean of its divisors is an integer number (28943460).

Almost surely, 2454315434 is an apocalyptic number.

454315434 is an abundant number, since it is smaller than the sum of its proper divisors (471875286).

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

454315434 is a wasteful number, since it uses less digits than its factorization.

454315434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3646.

The product of its digits is 57600, while the sum is 33.

The square root of 454315434 is about 21314.6764929708. The cubic root of 454315434 is about 768.7512417721.

Adding to 454315434 its reverse (434513454), we get a palindrome (888828888).

The spelling of 454315434 in words is "four hundred fifty-four million, three hundred fifteen thousand, four hundred thirty-four".

Divisors: 1 2 3 6 61 122 183 366 389 778 1167 2334 3191 6382 9573 19146 23729 47458 71187 142374 194651 389302 583953 1167906 1241299 2482598 3723897 7447794 75719239 151438478 227157717 454315434