Search a number
-
+
38050947870 = 2351397566533
BaseRepresentation
bin100011011100000000…
…110110001100011110
310122012211120102121120
4203130000312030132
51110412020312440
625251431511410
72514636502035
oct433400661436
9118184512546
1038050947870
111515684a361
12745b228566
133785335b90
141bad7b571c
15eca839dd0
hex8dc03631e

38050947870 has 32 divisors (see below), whose sum is σ = 98347066272. Its totient is φ = 9366387072.

The previous prime is 38050947863. The next prime is 38050947887. The reversal of 38050947870 is 7874905083.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48782877 + ... + 48783656.

It is an arithmetic number, because the mean of its divisors is an integer number (3073345821).

Almost surely, 238050947870 is an apocalyptic number.

38050947870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38050947870 is an abundant number, since it is smaller than the sum of its proper divisors (60296118402).

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

38050947870 is a wasteful number, since it uses less digits than its factorization.

38050947870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97566556.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 38050947870 in words is "thirty-eight billion, fifty million, nine hundred forty-seven thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 97566533 195133066 292699599 487832665 585399198 975665330 1268364929 1463497995 2536729858 2926995990 3805094787 6341824645 7610189574 12683649290 19025473935 38050947870