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3828558990 = 235127618633
BaseRepresentation
bin1110010000110011…
…0010110010001110
3100212211002221121010
43210030302302032
530320102341430
61431523150050
7163606133364
oct34414626216
910784087533
103828558990
111695138043
128aa215326
13490256529
14284687634
151761accb0
hexe4332c8e

3828558990 has 16 divisors (see below), whose sum is σ = 9188541648. Its totient is φ = 1020949056.

The previous prime is 3828558977. The next prime is 3828559003. The reversal of 3828558990 is 998558283.

It is an interprime number because it is at equal distance from previous prime (3828558977) and next prime (3828559003).

It is a self number, because there is not a number n which added to its sum of digits gives 3828558990.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63809287 + ... + 63809346.

It is an arithmetic number, because the mean of its divisors is an integer number (574283853).

Almost surely, 23828558990 is an apocalyptic number.

3828558990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3828558990 is an abundant number, since it is smaller than the sum of its proper divisors (5359982658).

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

3828558990 is a wasteful number, since it uses less digits than its factorization.

3828558990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127618643.

The product of its (nonzero) digits is 6220800, while the sum is 57.

The square root of 3828558990 is about 61875.3504232501. The cubic root of 3828558990 is about 1564.3902996435.

The spelling of 3828558990 in words is "three billion, eight hundred twenty-eight million, five hundred fifty-eight thousand, nine hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 127618633 255237266 382855899 638093165 765711798 1276186330 1914279495 3828558990