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3788028053 = 29130621657
BaseRepresentation
bin1110000111001000…
…1011100010010101
3100202222211202121022
43201302023202111
530224213344203
61423514330525
7162604464365
oct34162134225
910688752538
103788028053
1116742745a7
12898729a45
13484a35124
1427d1369a5
15172853a38
hexe1c8b895

3788028053 has 4 divisors (see below), whose sum is σ = 3918649740. Its totient is φ = 3657406368.

The previous prime is 3788028029. The next prime is 3788028071. The reversal of 3788028053 is 3508208873.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2029232209 + 1758795844 = 45047^2 + 41938^2 .

It is a cyclic number.

It is not a de Polignac number, because 3788028053 - 26 = 3788027989 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3788027995 and 3788028013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3788028073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65310800 + ... + 65310857.

It is an arithmetic number, because the mean of its divisors is an integer number (979662435).

Almost surely, 23788028053 is an apocalyptic number.

It is an amenable number.

3788028053 is a deficient number, since it is larger than the sum of its proper divisors (130621687).

3788028053 is a wasteful number, since it uses less digits than its factorization.

3788028053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130621686.

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 3788028053 is about 61546.9581132975. The cubic root of 3788028053 is about 1558.8502448849.

The spelling of 3788028053 in words is "three billion, seven hundred eighty-eight million, twenty-eight thousand, fifty-three".

Divisors: 1 29 130621657 3788028053