Search a number
-
+
97443144 = 23321353377
BaseRepresentation
bin1011100111011…
…01110101001000
320210100121212100
411303231311020
5144421140034
613400313400
72262152541
oct563556510
9223317770
1097443144
1150005527
1228772860
1317259a86
14cd274c8
15884c099
hex5cedd48

97443144 has 24 divisors (see below), whose sum is σ = 263908710. Its totient is φ = 32481024.

The previous prime is 97443139. The next prime is 97443187. The reversal of 97443144 is 44134479.

It can be written as a sum of positive squares in only one way, i.e., 97416900 + 26244 = 9870^2 + 162^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 97443099 and 97443108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 676617 + ... + 676760.

Almost surely, 297443144 is an apocalyptic number.

It is an amenable number.

97443144 is an abundant number, since it is smaller than the sum of its proper divisors (166465566).

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

97443144 is a wasteful number, since it uses less digits than its factorization.

97443144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353389 (or 1353382 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 97443144 is about 9871.3293937544. The cubic root of 97443144 is about 460.1687219764.

The spelling of 97443144 in words is "ninety-seven million, four hundred forty-three thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1353377 2706754 4060131 5413508 8120262 10827016 12180393 16240524 24360786 32481048 48721572 97443144