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38898711070 = 257154786917
BaseRepresentation
bin100100001110100010…
…110011101000011110
310201101220210021002121
4210032202303220132
51114131032223240
625511514213154
72544642405622
oct441642635036
9121356707077
1038898711070
11155513433aa
1276571241ba
13388bb6cccb
141c50215182
151029e9904a
hex90e8b3a1e

38898711070 has 16 divisors (see below), whose sum is σ = 71003845728. Its totient is φ = 15340336480.

The previous prime is 38898711031. The next prime is 38898711101. The reversal of 38898711070 is 7011789883.

It is a junction number, because it is equal to n+sod(n) for n = 38898710999 and 38898711017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27392749 + ... + 27394168.

It is an arithmetic number, because the mean of its divisors is an integer number (4437740358).

Almost surely, 238898711070 is an apocalyptic number.

38898711070 is a deficient number, since it is larger than the sum of its proper divisors (32105134658).

38898711070 is a wasteful number, since it uses less digits than its factorization.

38898711070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54786995.

The product of its (nonzero) digits is 677376, while the sum is 52.

The spelling of 38898711070 in words is "thirty-eight billion, eight hundred ninety-eight million, seven hundred eleven thousand, seventy".

Divisors: 1 2 5 10 71 142 355 710 54786917 109573834 273934585 547869170 3889871107 7779742214 19449355535 38898711070