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8240604488642 = 219216858012859
BaseRepresentation
bin111011111101010101001…
…0011011010001111000010
31002011210102220011211101102
41313322222103122033002
52040003224222114032
625305403105134402
71510235601266501
oct167725223321702
932153386154342
108240604488642
112697903446769
12b1110192a402
1347a1162a3576
14206bc1322838
15e4554ec9362
hex77eaa4da3c2

8240604488642 has 8 divisors (see below), whose sum is σ = 13011480771600. Its totient is φ = 3903444231444.

The previous prime is 8240604488639. The next prime is 8240604488651. The reversal of 8240604488642 is 2468844060428.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108429006392 + ... + 108429006467.

It is an arithmetic number, because the mean of its divisors is an integer number (1626435096450).

Almost surely, 28240604488642 is an apocalyptic number.

8240604488642 is a deficient number, since it is larger than the sum of its proper divisors (4770876282958).

8240604488642 is a wasteful number, since it uses less digits than its factorization.

8240604488642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216858012880.

The product of its (nonzero) digits is 18874368, while the sum is 56.

The spelling of 8240604488642 in words is "eight trillion, two hundred forty billion, six hundred four million, four hundred eighty-eight thousand, six hundred forty-two".

Divisors: 1 2 19 38 216858012859 433716025718 4120302244321 8240604488642