Base | Representation |
---|---|
bin | 10000111111011… |
… | …11001010111010 |
3 | 100221012122120001 |
4 | 20133233022322 |
5 | 242442144102 |
6 | 22051023214 |
7 | 3350355640 |
oct | 1037571272 |
9 | 327178501 |
10 | 142537402 |
11 | 73505507 |
12 | 3b89ab0a |
13 | 236b8277 |
14 | 14d05190 |
15 | c7a8487 |
hex | 87ef2ba |
142537402 has 16 divisors (see below), whose sum is σ = 250310592. Its totient is φ = 59597280.
The previous prime is 142537397. The next prime is 142537433. The reversal of 142537402 is 204735241.
142537402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123588 + ... + 124735.
It is an arithmetic number, because the mean of its divisors is an integer number (15644412).
Almost surely, 2142537402 is an apocalyptic number.
142537402 is a deficient number, since it is larger than the sum of its proper divisors (107773190).
142537402 is a wasteful number, since it uses less digits than its factorization.
142537402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248373.
The product of its (nonzero) digits is 6720, while the sum is 28.
The square root of 142537402 is about 11938.9028809183. The cubic root of 142537402 is about 522.3676573927.
The spelling of 142537402 in words is "one hundred forty-two million, five hundred thirty-seven thousand, four hundred two".
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