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38898442498 = 2111611174259
BaseRepresentation
bin100100001110100001…
…110010000100000010
310201101220021121200111
4210032201302010002
51114131000124443
625511504341534
72544640206616
oct441641620402
9121356247614
1038898442498
111555117a643
1276570148aa
13388baa79a6
141c50185346
151029e4469d
hex90e872102

38898442498 has 8 divisors (see below), whose sum is σ = 58348521360. Its totient is φ = 19448935380.

The previous prime is 38898442489. The next prime is 38898442507. The reversal of 38898442498 is 89424489883.

It is an interprime number because it is at equal distance from previous prime (38898442489) and next prime (38898442507).

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, 136093 + ... + 310351.

It is an arithmetic number, because the mean of its divisors is an integer number (7293565170).

Almost surely, 238898442498 is an apocalyptic number.

38898442498 is a deficient number, since it is larger than the sum of its proper divisors (19450078862).

38898442498 is a wasteful number, since it uses less digits than its factorization.

38898442498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285872.

The product of its digits is 127401984, while the sum is 67.

The spelling of 38898442498 in words is "thirty-eight billion, eight hundred ninety-eight million, four hundred forty-two thousand, four hundred ninety-eight".

Divisors: 1 2 111611 174259 223222 348518 19449221249 38898442498