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7914942 = 233720939
BaseRepresentation
bin11110001100010110111110
3112220010021000
4132030112332
54011234232
6441351130
7124163430
oct36142676
915803230
107914942
114516682
1227984a6
1318417c9
1410a0650
15a6527c
hex78c5be

7914942 has 32 divisors (see below), whose sum is σ = 20102400. Its totient is φ = 2261304.

The previous prime is 7914937. The next prime is 7914943. The reversal of 7914942 is 2494197.

It is a junction number, because it is equal to n+sod(n) for n = 7914897 and 7914906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7914943) 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, 10092 + ... + 10847.

It is an arithmetic number, because the mean of its divisors is an integer number (628200).

Almost surely, 27914942 is an apocalyptic number.

7914942 is an abundant number, since it is smaller than the sum of its proper divisors (12187458).

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

7914942 is a wasteful number, since it uses less digits than its factorization.

7914942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20957 (or 20951 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 7914942 is about 2813.3506713526. The cubic root of 7914942 is about 199.2886562835.

The spelling of 7914942 in words is "seven million, nine hundred fourteen thousand, nine hundred forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 20939 41878 62817 125634 146573 188451 293146 376902 439719 565353 879438 1130706 1319157 2638314 3957471 7914942