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3870150012 = 2232107504167
BaseRepresentation
bin1110011010101101…
…1100110101111100
3100222201100222202100
43212223130311330
530411224300022
61440010425100
7164622506121
oct34653346574
910881328670
103870150012
111706664a93
12900132190
13498a592c1
14289dd2748
15179b761ac
hexe6adcd7c

3870150012 has 18 divisors (see below), whose sum is σ = 9782879288. Its totient is φ = 1290049992.

The previous prime is 3870150007. The next prime is 3870150061. The reversal of 3870150012 is 2100510783.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×38701500122 = 29956122230767200288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53752048 + ... + 53752119.

Almost surely, 23870150012 is an apocalyptic number.

It is an amenable number.

3870150012 is an abundant number, since it is smaller than the sum of its proper divisors (5912729276).

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

3870150012 is a wasteful number, since it uses less digits than its factorization.

3870150012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107504177 (or 107504172 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 3870150012 is about 62210.5297518033. The cubic root of 3870150012 is about 1570.0347554749.

Adding to 3870150012 its reverse (2100510783), we get a palindrome (5970660795).

The spelling of 3870150012 in words is "three billion, eight hundred seventy million, one hundred fifty thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 36 107504167 215008334 322512501 430016668 645025002 967537503 1290050004 1935075006 3870150012