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62742434 = 2293107069
BaseRepresentation
bin1110111101010…
…1111110100010
311101001122102212
43233111332202
5112030224214
610120442122
71361205356
oct357257642
9141048385
1062742434
1132464357
1219019342
13ccca301
148493466
15579553e
hex3bd5fa2

62742434 has 8 divisors (see below), whose sum is σ = 94435740. Its totient is φ = 31263856.

The previous prime is 62742397. The next prime is 62742443. The reversal of 62742434 is 43424726.

It can be written as a sum of positive squares in 2 ways, for example, as 45495025 + 17247409 = 6745^2 + 4153^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×627424342 = 7873226048488712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 62742434.

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 3 ways as a sum of consecutive naturals, for example, 52949 + ... + 54120.

Almost surely, 262742434 is an apocalyptic number.

62742434 is a deficient number, since it is larger than the sum of its proper divisors (31693306).

62742434 is a wasteful number, since it uses less digits than its factorization.

62742434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107364.

The product of its digits is 32256, while the sum is 32.

The square root of 62742434 is about 7921.0121827958. The cubic root of 62742434 is about 397.3627209457.

The spelling of 62742434 in words is "sixty-two million, seven hundred forty-two thousand, four hundred thirty-four".

Divisors: 1 2 293 586 107069 214138 31371217 62742434