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142026802 = 271013401
BaseRepresentation
bin10000111011100…
…10100000110010
3100220020201010221
420131302200302
5242324324202
622032043254
73343131211
oct1035624062
9326221127
10142026802
1173196925
123b69352a
1323569a38
1414c11078
15c707037
hex8772832

142026802 has 4 divisors (see below), whose sum is σ = 213040206. Its totient is φ = 71013400.

The previous prime is 142026799. The next prime is 142026811. The reversal of 142026802 is 208620241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 136165561 + 5861241 = 11669^2 + 2421^2 .

It is a super-2 number, since 2×1420268022 = 40343224972694408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35506699 + ... + 35506702.

Almost surely, 2142026802 is an apocalyptic number.

142026802 is a deficient number, since it is larger than the sum of its proper divisors (71013404).

142026802 is an equidigital number, since it uses as much as digits as its factorization.

142026802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71013403.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 142026802 is about 11917.4998216908. The cubic root of 142026802 is about 521.7431662262.

The spelling of 142026802 in words is "one hundred forty-two million, twenty-six thousand, eight hundred two".

Divisors: 1 2 71013401 142026802