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154042112 = 287671283
BaseRepresentation
bin10010010111001…
…11111100000000
3101201212011001102
421023213330000
5303413321422
623141353532
73550223240
oct1113477400
9351764042
10154042112
1179a53134
12437088a8
1325bb59a3
141665bb20
15d7cc192
hex92e7f00

154042112 has 72 divisors (see below), whose sum is σ = 356931456. Its totient is φ = 64982016.

The previous prime is 154042103. The next prime is 154042121. The reversal of 154042112 is 211240451.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (154042103) and next prime (154042121).

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 119423 + ... + 120705.

Almost surely, 2154042112 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 154042112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178465728).

154042112 is an abundant number, since it is smaller than the sum of its proper divisors (202889344).

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

154042112 is an equidigital number, since it uses as much as digits as its factorization.

154042112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373 (or 1359 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 154042112 is about 12411.3702708444. The cubic root of 154042112 is about 536.0596948440.

Adding to 154042112 its reverse (211240451), we get a palindrome (365282563).

The spelling of 154042112 in words is "one hundred fifty-four million, forty-two thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 16 28 32 56 64 67 112 128 134 224 256 268 448 469 536 896 938 1072 1283 1792 1876 2144 2566 3752 4288 5132 7504 8576 8981 10264 15008 17152 17962 20528 30016 35924 41056 60032 71848 82112 85961 120064 143696 164224 171922 287392 328448 343844 574784 601727 687688 1149568 1203454 1375376 2299136 2406908 2750752 4813816 5501504 9627632 11003008 19255264 22006016 38510528 77021056 154042112