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154053434 = 2431791319
BaseRepresentation
bin10010010111010…
…10101100111010
3101201212201120202
421023222230322
5303414202214
623141522202
73550301243
oct1113525472
9351781522
10154053434
1179a60697
1243713362
1325bbaba2
1416661cca
15d7d06de
hex92eab3a

154053434 has 8 divisors (see below), whose sum is σ = 236454240. Its totient is φ = 75235356.

The previous prime is 154053407. The next prime is 154053437. The reversal of 154053434 is 434350451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 154053397 and 154053406.

It is not an unprimeable number, because it can be changed into a prime (154053437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 895574 + ... + 895745.

It is an arithmetic number, because the mean of its divisors is an integer number (29556780).

Almost surely, 2154053434 is an apocalyptic number.

154053434 is a deficient number, since it is larger than the sum of its proper divisors (82400806).

154053434 is a wasteful number, since it uses less digits than its factorization.

154053434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791364.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 154053434 is about 12411.8263764846. The cubic root of 154053434 is about 536.0728278743.

The spelling of 154053434 in words is "one hundred fifty-four million, fifty-three thousand, four hundred thirty-four".

Divisors: 1 2 43 86 1791319 3582638 77026717 154053434