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42407586480 = 2435725242611
BaseRepresentation
bin100111011111101100…
…000110101010110000
311001110110100121021010
4213133230012222300
51143322320231410
631252021430520
73030620352240
oct473754065260
9131413317233
1042407586480
1116a91a82436
12827626b440
133ccaac634c
1420a4243b20
15118305ac20
hex9dfb06ab0

42407586480 has 80 divisors (see below), whose sum is σ = 150244026624. Its totient is φ = 9693162240.

The previous prime is 42407586479. The next prime is 42407586493. The reversal of 42407586480 is 8468570424.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12619626 + ... + 12622985.

Almost surely, 242407586480 is an apocalyptic number.

42407586480 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42407586480 is an abundant number, since it is smaller than the sum of its proper divisors (107836440144).

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

42407586480 is a wasteful number, since it uses less digits than its factorization.

42407586480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25242634 (or 25242628 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 48.

It can be divided in two parts, 424075 and 86480, that added together give a triangular number (510555 = T1010).

The spelling of 42407586480 in words is "forty-two billion, four hundred seven million, five hundred eighty-six thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 25242611 50485222 75727833 100970444 126213055 151455666 176698277 201940888 252426110 302911332 353396554 378639165 403881776 504852220 530094831 605822664 706793108 757278330 883491385 1009704440 1060189662 1211645328 1413586216 1514556660 1766982770 2019408880 2120379324 2650474155 2827172432 3029113320 3533965540 4240758648 5300948310 6058226640 7067931080 8481517296 10601896620 14135862160 21203793240 42407586480