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40780954 = 2191073183
BaseRepresentation
bin1001101110010…
…0010010011010
32211201212221201
42123210102122
540414442304
64014024414
71003426624
oct233442232
984655851
1040780954
1121024375
12117a810a
1385ab156
1455b7c14
1538a83a4
hex26e449a

40780954 has 8 divisors (see below), whose sum is σ = 64391040. Its totient is φ = 19317276.

The previous prime is 40780921. The next prime is 40780967. The reversal of 40780954 is 45908704.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536554 + ... + 536629.

It is an arithmetic number, because the mean of its divisors is an integer number (8048880).

Almost surely, 240780954 is an apocalyptic number.

40780954 is a deficient number, since it is larger than the sum of its proper divisors (23610086).

40780954 is a wasteful number, since it uses less digits than its factorization.

40780954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073204.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 40780954 is about 6385.9967115557. The cubic root of 40780954 is about 344.2065473572.

The spelling of 40780954 in words is "forty million, seven hundred eighty thousand, nine hundred fifty-four".

Divisors: 1 2 19 38 1073183 2146366 20390477 40780954