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454230313540 = 22529839435611
BaseRepresentation
bin1101001110000100011…
…11001000101001000100
31121102110002110201211221
412213002033020221010
524420230430013130
6544400500010124
744550151650253
oct6470217105104
91542402421757
10454230313540
11165702196643
1274048990944
1333aab93b673
1417db067a79a
15bc3785987a
hex69c23c8a44

454230313540 has 48 divisors (see below), whose sum is σ = 998665174080. Its totient is φ = 173313284480.

The previous prime is 454230313487. The next prime is 454230313583. The reversal of 454230313540 is 45313032454.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 454230313496 and 454230313505.

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, 4669666 + ... + 4765945.

It is an arithmetic number, because the mean of its divisors is an integer number (20805524460).

Almost surely, 2454230313540 is an apocalyptic number.

It is an amenable number.

454230313540 is an abundant number, since it is smaller than the sum of its proper divisors (544434860540).

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

454230313540 is a wasteful number, since it uses less digits than its factorization.

454230313540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9435732 (or 9435730 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 454230313540 its reverse (45313032454), we get a palindrome (499543345994).

The spelling of 454230313540 in words is "four hundred fifty-four billion, two hundred thirty million, three hundred thirteen thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 29 58 83 116 145 166 290 332 415 580 830 1660 2407 4814 9628 12035 24070 48140 9435611 18871222 37742444 47178055 94356110 188712220 273632719 547265438 783155713 1094530876 1368163595 1566311426 2736327190 3132622852 3915778565 5472654380 7831557130 15663114260 22711515677 45423031354 90846062708 113557578385 227115156770 454230313540