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38230323655 = 5232711226707
BaseRepresentation
bin100011100110101101…
…000111000111000111
310122200100002122221011
4203212231013013013
51111243430324110
625321320303051
72522245250356
oct434655070707
9118610078834
1038230323655
1115239026007
1274ab311a87
1337b354b8b4
141bc954999d
15edb46d48a
hex8e6b471c7

38230323655 has 16 divisors (see below), whose sum is σ = 48047698944. Its totient is φ = 29146534560.

The previous prime is 38230323629. The next prime is 38230323671. The reversal of 38230323655 is 55632303283.

It is not a de Polignac number, because 38230323655 - 29 = 38230323143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 582189 + ... + 644518.

It is an arithmetic number, because the mean of its divisors is an integer number (3002981184).

Almost surely, 238230323655 is an apocalyptic number.

38230323655 is a deficient number, since it is larger than the sum of its proper divisors (9817375289).

38230323655 is a wasteful number, since it uses less digits than its factorization.

38230323655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227006.

The product of its (nonzero) digits is 388800, while the sum is 40.

The spelling of 38230323655 in words is "thirty-eight billion, two hundred thirty million, three hundred twenty-three thousand, six hundred fifty-five".

Divisors: 1 5 23 115 271 1355 6233 31165 1226707 6133535 28214261 141071305 332437597 1662187985 7646064731 38230323655