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38248153405 = 571199345853
BaseRepresentation
bin100011100111110001…
…001000000100111101
310122201120122111202021
4203213301020010331
51111313011402110
625323154400141
72522552640220
oct434761100475
9118646574667
1038248153405
11152480a3840
1274b5290051
1337b7152247
141bcba6b5b7
15edcce12da
hex8e7c4813d

38248153405 has 16 divisors (see below), whose sum is σ = 57223211904. Its totient is φ = 23843004480.

The previous prime is 38248153403. The next prime is 38248153421. The reversal of 38248153405 is 50435184283.

It is not a de Polignac number, because 38248153405 - 21 = 38248153403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38248153403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 49672542 + ... + 49673311.

It is an arithmetic number, because the mean of its divisors is an integer number (3576450744).

Almost surely, 238248153405 is an apocalyptic number.

38248153405 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

38248153405 is a deficient number, since it is larger than the sum of its proper divisors (18975058499).

38248153405 is a wasteful number, since it uses less digits than its factorization.

38248153405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99345876.

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 38248153405 in words is "thirty-eight billion, two hundred forty-eight million, one hundred fifty-three thousand, four hundred five".

Divisors: 1 5 7 11 35 55 77 385 99345853 496729265 695420971 1092804383 3477104855 5464021915 7649630681 38248153405