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424387468540 = 22573197785131
BaseRepresentation
bin1100010110011110111…
…01101101110011111100
31111120102021220010121101
412023033131231303330
523423121142443130
6522543320142444
742442500651250
oct6131735556374
91446367803541
10424387468540
11153a88731482
126a2ba607a24
1331033cac0b9
141677d060260
15b08c9251ca
hex62cf76dcfc

424387468540 has 48 divisors (see below), whose sum is σ = 1051385739264. Its totient is φ = 140810587200.

The previous prime is 424387468537. The next prime is 424387468543. The reversal of 424387468540 is 45864783424.

It is an interprime number because it is at equal distance from previous prime (424387468537) and next prime (424387468543).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424387468543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48888226 + ... + 48896905.

It is an arithmetic number, because the mean of its divisors is an integer number (21903869568).

Almost surely, 2424387468540 is an apocalyptic number.

It is an amenable number.

424387468540 is an abundant number, since it is smaller than the sum of its proper divisors (626998270724).

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

424387468540 is a wasteful number, since it uses less digits than its factorization.

424387468540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97785178 (or 97785176 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 55.

The spelling of 424387468540 in words is "four hundred twenty-four billion, three hundred eighty-seven million, four hundred sixty-eight thousand, five hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 31 35 62 70 124 140 155 217 310 434 620 868 1085 2170 4340 97785131 195570262 391140524 488925655 684495917 977851310 1368991834 1955702620 2737983668 3031339061 3422479585 6062678122 6844959170 12125356244 13689918340 15156695305 21219373427 30313390610 42438746854 60626781220 84877493708 106096867135 212193734270 424387468540