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342240554 = 2171120277
BaseRepresentation
bin10100011001100…
…010110100101010
3212211222121210002
4110121202310222
51200103144204
653543223002
711323665605
oct2431426452
9784877702
10342240554
11166205437
1296747a62
1355b9a406
143364b33c
15200a491e
hex14662d2a

342240554 has 4 divisors (see below), whose sum is σ = 513360834. Its totient is φ = 171120276.

The previous prime is 342240551. The next prime is 342240581. The reversal of 342240554 is 455042243.

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., 200987329 + 141253225 = 14177^2 + 11885^2 .

It is not an unprimeable number, because it can be changed into a prime (342240551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85560137 + ... + 85560140.

Almost surely, 2342240554 is an apocalyptic number.

342240554 is a deficient number, since it is larger than the sum of its proper divisors (171120280).

342240554 is a wasteful number, since it uses less digits than its factorization.

342240554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171120279.

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 342240554 is about 18499.7447009411. The cubic root of 342240554 is about 699.4829883033.

Adding to 342240554 its reverse (455042243), we get a palindrome (797282797).

The spelling of 342240554 in words is "three hundred forty-two million, two hundred forty thousand, five hundred fifty-four".

Divisors: 1 2 171120277 342240554