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149451088 = 24113131631
BaseRepresentation
bin10001110100001…
…11000101010000
3101102012220100111
420322013011100
5301224413323
622455131104
73463212313
oct1072070520
9342186314
10149451088
11773a78a6
1242073a94
1324c690c7
1415bc497a
15d1c1c0d
hex8e87150

149451088 has 40 divisors (see below), whose sum is σ = 294820416. Its totient is φ = 73382400.

The previous prime is 149451083. The next prime is 149451119. The reversal of 149451088 is 880154941.

It is a self number, because there is not a number n which added to its sum of digits gives 149451088.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149451083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236533 + ... + 237163.

Almost surely, 2149451088 is an apocalyptic number.

It is an amenable number.

149451088 is a deficient number, since it is larger than the sum of its proper divisors (145369328).

149451088 is a wasteful number, since it uses less digits than its factorization.

149451088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883 (or 877 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 149451088 is about 12225.0189365907. The cubic root of 149451088 is about 530.6803745803.

The spelling of 149451088 in words is "one hundred forty-nine million, four hundred fifty-one thousand, eighty-eight".

Divisors: 1 2 4 8 16 113 131 226 262 452 524 631 904 1048 1262 1808 2096 2524 5048 10096 14803 29606 59212 71303 82661 118424 142606 165322 236848 285212 330644 570424 661288 1140848 1322576 9340693 18681386 37362772 74725544 149451088