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542412290 = 25774310429
BaseRepresentation
bin100000010101001…
…000111000000010
31101210122101210002
4200111020320002
52102324143130
6125453440002
716304266640
oct4025107002
91353571702
10542412290
112591a5422
121317a0002
13884b4924
1452076190
1532944b45
hex20548e02

542412290 has 32 divisors (see below), whose sum is σ = 1117428480. Its totient is φ = 185701824.

The previous prime is 542412257. The next prime is 542412307. The reversal of 542412290 is 92214245.

It is a super-2 number, since 2×5424122902 = 588422184686088200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46796 + ... + 57224.

It is an arithmetic number, because the mean of its divisors is an integer number (34919640).

Almost surely, 2542412290 is an apocalyptic number.

542412290 is an abundant number, since it is smaller than the sum of its proper divisors (575016190).

542412290 is a wasteful number, since it uses less digits than its factorization.

542412290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11186.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 542412290 is about 23289.7464563271. The cubic root of 542412290 is about 815.5360694670.

The spelling of 542412290 in words is "five hundred forty-two million, four hundred twelve thousand, two hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 743 1486 3715 5201 7430 10402 10429 20858 26005 52010 52145 73003 104290 146006 365015 730030 7748747 15497494 38743735 54241229 77487470 108482458 271206145 542412290