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23415314142 = 23111632176549
BaseRepresentation
bin10101110011101010…
…010101011011011110
32020102212001012111010
4111303222111123132
5340423310023032
614431251240050
71456152612663
oct256352253336
966385035433
1023415314142
119a263750a0
1246558a9026
13229213308c
1411c1b1ba6a
159209eaccc
hex573a956de

23415314142 has 32 divisors (see below), whose sum is σ = 51401404800. Its totient is φ = 7052015520.

The previous prime is 23415314137. The next prime is 23415314161. The reversal of 23415314142 is 24141351432.

It is a congruent 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, 1077517 + ... + 1099032.

It is an arithmetic number, because the mean of its divisors is an integer number (1606293900).

Almost surely, 223415314142 is an apocalyptic number.

23415314142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23415314142 is an abundant number, since it is smaller than the sum of its proper divisors (27986090658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23415314142 is a wasteful number, since it uses less digits than its factorization.

23415314142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176728.

The product of its digits is 11520, while the sum is 30.

Adding to 23415314142 its reverse (24141351432), we get a palindrome (47556665574).

The spelling of 23415314142 in words is "twenty-three billion, four hundred fifteen million, three hundred fourteen thousand, one hundred forty-two".

Divisors: 1 2 3 6 11 22 33 66 163 326 489 978 1793 3586 5379 10758 2176549 4353098 6529647 13059294 23942039 47884078 71826117 143652234 354777487 709554974 1064332461 2128664922 3902552357 7805104714 11707657071 23415314142