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40750953 = 3195471307
BaseRepresentation
bin1001101101110…
…0111101101001
32211200100210120
42123130331221
540413012303
64013233453
71003243305
oct233347551
984610716
1040750953
1121003881
1211792889
13859a5b9
1455aad05
15389e553
hex26dcf69

40750953 has 16 divisors (see below), whose sum is σ = 57342720. Its totient is φ = 25670736.

The previous prime is 40750951. The next prime is 40750973. The reversal of 40750953 is 35905704.

It is not a de Polignac number, because 40750953 - 21 = 40750951 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40750951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30526 + ... + 31832.

It is an arithmetic number, because the mean of its divisors is an integer number (3583920).

Almost surely, 240750953 is an apocalyptic number.

It is an amenable number.

40750953 is a deficient number, since it is larger than the sum of its proper divisors (16591767).

40750953 is a wasteful number, since it uses less digits than its factorization.

40750953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 40750953 is about 6383.6473116863. The cubic root of 40750953 is about 344.1221200864.

It can be divided in two parts, 407 and 50953, that added together give a triangular number (51360 = T320).

The spelling of 40750953 in words is "forty million, seven hundred fifty thousand, nine hundred fifty-three".

Divisors: 1 3 19 57 547 1307 1641 3921 10393 24833 31179 74499 714929 2144787 13583651 40750953