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42546231260 = 22513163639351
BaseRepresentation
bin100111100111111100…
…111111011111011100
311001211010020111010222
4213213330333133130
51144113313400020
631313453220512
73034222666361
oct474774773734
9131733214128
1042546231260
11170532692a5
1282b4791738
13402074a890
1420b8814468
1511902e5b25
hex9e7f3f7dc

42546231260 has 24 divisors (see below), whose sum is σ = 96219938976. Its totient is φ = 15709377600.

The previous prime is 42546231239. The next prime is 42546231281. The reversal of 42546231260 is 6213264524.

It is an interprime number because it is at equal distance from previous prime (42546231239) and next prime (42546231281).

It is a self number, because there is not a number n which added to its sum of digits gives 42546231260.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81819416 + ... + 81819935.

It is an arithmetic number, because the mean of its divisors is an integer number (4009164124).

Almost surely, 242546231260 is an apocalyptic number.

It is an amenable number.

42546231260 is an abundant number, since it is smaller than the sum of its proper divisors (53673707716).

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

42546231260 is a wasteful number, since it uses less digits than its factorization.

42546231260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163639373 (or 163639371 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 42546231260 its reverse (6213264524), we get a palindrome (48759495784).

The spelling of 42546231260 in words is "forty-two billion, five hundred forty-six million, two hundred thirty-one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 163639351 327278702 654557404 818196755 1636393510 2127311563 3272787020 4254623126 8509246252 10636557815 21273115630 42546231260