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141408040 = 23517207953
BaseRepresentation
bin10000110110110…
…11011100101000
3100212002021100211
420123123130220
5242200024130
622010510504
73334643224
oct1033333450
9325067324
10141408040
1172903a54
123b435434
13233b11c7
1414acd784
15c633a2a
hex86db728

141408040 has 32 divisors (see below), whose sum is σ = 336885480. Its totient is φ = 53235712.

The previous prime is 141408017. The next prime is 141408041. The reversal of 141408040 is 40804141.

141408040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 113592964 + 27815076 = 10658^2 + 5274^2 .

It is not an unprimeable number, because it can be changed into a prime (141408041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103297 + ... + 104656.

Almost surely, 2141408040 is an apocalyptic number.

141408040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141408040 is an abundant number, since it is smaller than the sum of its proper divisors (195477440).

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

141408040 is a wasteful number, since it uses less digits than its factorization.

141408040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207981 (or 207977 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 141408040 is about 11891.5112580361. The cubic root of 141408040 is about 520.9843779662.

The spelling of 141408040 in words is "one hundred forty-one million, four hundred eight thousand, forty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 680 207953 415906 831812 1039765 1663624 2079530 3535201 4159060 7070402 8318120 14140804 17676005 28281608 35352010 70704020 141408040