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38048711380 = 22511316835713
BaseRepresentation
bin100011011011111000…
…010100001011010100
310122012200100210201121
4203123320110023110
51110410432231010
625251311533324
72514611465461
oct433370241324
9118180323647
1038048711380
1115155562019
12745a52a244
133784a31c04
141bad392668
15eca5473da
hex8dbe142d4

38048711380 has 24 divisors (see below), whose sum is σ = 80609398632. Its totient is φ = 15084797952.

The previous prime is 38048711369. The next prime is 38048711417. The reversal of 38048711380 is 8311784083.

It can be written as a sum of positive squares in 4 ways, for example, as 4364716356 + 33683995024 = 66066^2 + 183532^2 .

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, 8415597 + ... + 8420116.

It is an arithmetic number, because the mean of its divisors is an integer number (3358724943).

Almost surely, 238048711380 is an apocalyptic number.

It is an amenable number.

38048711380 is an abundant number, since it is smaller than the sum of its proper divisors (42560687252).

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

38048711380 is a wasteful number, since it uses less digits than its factorization.

38048711380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16835835 (or 16835833 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 38048711380 in words is "thirty-eight billion, forty-eight million, seven hundred eleven thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 16835713 33671426 67342852 84178565 168357130 336714260 1902435569 3804871138 7609742276 9512177845 19024355690 38048711380