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142150164 = 22313911219
BaseRepresentation
bin10000111100100…
…00101000010100
3100220110222100220
420132100220110
5242342301124
622034434340
73344153652
oct1036205024
9326428326
10142150164
1173270582
123b7329b0
13235b0c30
1414c43dd2
15c72d879
hex8790a14

142150164 has 24 divisors (see below), whose sum is σ = 357198240. Its totient is φ = 43738464.

The previous prime is 142150163. The next prime is 142150171. The reversal of 142150164 is 461051241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142150163) 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, 455454 + ... + 455765.

It is an arithmetic number, because the mean of its divisors is an integer number (14883260).

Almost surely, 2142150164 is an apocalyptic number.

It is an amenable number.

142150164 is an abundant number, since it is smaller than the sum of its proper divisors (215048076).

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

142150164 is a wasteful number, since it uses less digits than its factorization.

142150164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911239 (or 911237 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 142150164 is about 11922.6743644201. The cubic root of 142150164 is about 521.8941815126.

The spelling of 142150164 in words is "one hundred forty-two million, one hundred fifty thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 911219 1822438 2733657 3644876 5467314 10934628 11845847 23691694 35537541 47383388 71075082 142150164