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141972908 = 22711460951
BaseRepresentation
bin10000111011001…
…01010110101100
3100220010222012212
420131211112230
5242321113113
622030545552
73342515120
oct1035452654
9326128185
10141972908
117315a390
123b6682b8
132354b34c
1414bd9580
15c6e60a8
hex87655ac

141972908 has 24 divisors (see below), whose sum is σ = 309759744. Its totient is φ = 55314000.

The previous prime is 141972907. The next prime is 141972977. The reversal of 141972908 is 809279141.

141972908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (141972907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230168 + ... + 230783.

It is an arithmetic number, because the mean of its divisors is an integer number (12906656).

Almost surely, 2141972908 is an apocalyptic number.

It is an amenable number.

141972908 is an abundant number, since it is smaller than the sum of its proper divisors (167786836).

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

141972908 is a wasteful number, since it uses less digits than its factorization.

141972908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460973 (or 460971 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 141972908 is about 11915.2384785198. The cubic root of 141972908 is about 521.6771636989.

The spelling of 141972908 in words is "one hundred forty-one million, nine hundred seventy-two thousand, nine hundred eight".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 460951 921902 1843804 3226657 5070461 6453314 10140922 12906628 20281844 35493227 70986454 141972908