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40954293 = 3229156913
BaseRepresentation
bin1001110000111…
…0100110110101
32212001200201200
42130032212311
540441014133
64021443113
71005051162
oct234164665
985050650
1040954293
1121132626
1211870499
13863c013
145621069
1538de913
hex270e9b5

40954293 has 12 divisors (see below), whose sum is σ = 61196460. Its totient is φ = 26361216.

The previous prime is 40954271. The next prime is 40954297. The reversal of 40954293 is 39245904.

It can be written as a sum of positive squares in 2 ways, for example, as 30669444 + 10284849 = 5538^2 + 3207^2 .

It is not a de Polignac number, because 40954293 - 212 = 40950197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40954297) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78196 + ... + 78717.

It is an arithmetic number, because the mean of its divisors is an integer number (5099705).

Almost surely, 240954293 is an apocalyptic number.

It is an amenable number.

40954293 is a deficient number, since it is larger than the sum of its proper divisors (20242167).

40954293 is a wasteful number, since it uses less digits than its factorization.

40954293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156948 (or 156945 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 40954293 is about 6399.5541250934. The cubic root of 40954293 is about 344.6935400798.

The spelling of 40954293 in words is "forty million, nine hundred fifty-four thousand, two hundred ninety-three".

Divisors: 1 3 9 29 87 261 156913 470739 1412217 4550477 13651431 40954293