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142470676 = 22176731271
BaseRepresentation
bin10000111110111…
…10111000010100
3100221002021000201
420133132320110
5242433030201
622045350244
73346660255
oct1037367024
9327067021
10142470676
117346a367
123b868384
1323693a9a
1414cc8b2c
15c793801
hex87dee14

142470676 has 24 divisors (see below), whose sum is σ = 267938496. Its totient is φ = 66042240.

The previous prime is 142470673. The next prime is 142470703. The reversal of 142470676 is 676074241.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142470673) 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, 11080 + ... + 20191.

It is an arithmetic number, because the mean of its divisors is an integer number (11164104).

Almost surely, 2142470676 is an apocalyptic number.

It is an amenable number.

142470676 is a deficient number, since it is larger than the sum of its proper divisors (125467820).

142470676 is a wasteful number, since it uses less digits than its factorization.

142470676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31359 (or 31357 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 142470676 is about 11936.1080759182. The cubic root of 142470676 is about 522.2861327211.

The spelling of 142470676 in words is "one hundred forty-two million, four hundred seventy thousand, six hundred seventy-six".

Divisors: 1 2 4 17 34 67 68 134 268 1139 2278 4556 31271 62542 125084 531607 1063214 2095157 2126428 4190314 8380628 35617669 71235338 142470676