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42452544 = 2631271741
BaseRepresentation
bin1010000111110…
…0011001000000
32221212210221110
42201330121000
541331440134
64113523320
71023561231
oct241743100
987783843
1042452544
1121a66252
1212273540
138a44c64
1458d1088
153ad87e9
hex287c640

42452544 has 56 divisors (see below), whose sum is σ = 113271808. Its totient is φ = 14031360.

The previous prime is 42452537. The next prime is 42452551. The reversal of 42452544 is 44525424.

It is an interprime number because it is at equal distance from previous prime (42452537) and next prime (42452551).

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, 23514 + ... + 25254.

Almost surely, 242452544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42452544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56635904).

42452544 is an abundant number, since it is smaller than the sum of its proper divisors (70819264).

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

42452544 is a wasteful number, since it uses less digits than its factorization.

42452544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883 (or 1873 counting only the distinct ones).

The product of its digits is 25600, while the sum is 30.

The square root of 42452544 is about 6515.5616795484. The cubic root of 42452544 is about 348.8466635098.

Adding to 42452544 its reverse (44525424), we get a palindrome (86977968).

The spelling of 42452544 in words is "forty-two million, four hundred fifty-two thousand, five hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 96 127 192 254 381 508 762 1016 1524 1741 2032 3048 3482 4064 5223 6096 6964 8128 10446 12192 13928 20892 24384 27856 41784 55712 83568 111424 167136 221107 334272 442214 663321 884428 1326642 1768856 2653284 3537712 5306568 7075424 10613136 14150848 21226272 42452544