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117948238 = 2194097589
BaseRepresentation
bin1110000011110…
…11111101001110
322012221101120021
413001323331032
5220143320423
615412012354
72631354262
oct701737516
9265841507
10117948238
1160640291
12336010ba
131b589075
14119440a2
15a54c95d
hex707bf4e

117948238 has 16 divisors (see below), whose sum is σ = 186714000. Its totient is φ = 55726272.

The previous prime is 117948223. The next prime is 117948247. The reversal of 117948238 is 832849711.

It is a junction number, because it is equal to n+sod(n) for n = 117948194 and 117948203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11748 + ... + 19336.

It is an arithmetic number, because the mean of its divisors is an integer number (11669625).

Almost surely, 2117948238 is an apocalyptic number.

117948238 is a deficient number, since it is larger than the sum of its proper divisors (68765762).

117948238 is a wasteful number, since it uses less digits than its factorization.

117948238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8019.

The product of its digits is 96768, while the sum is 43.

The square root of 117948238 is about 10860.3976906925. The cubic root of 117948238 is about 490.4150835150.

The spelling of 117948238 in words is "one hundred seventeen million, nine hundred forty-eight thousand, two hundred thirty-eight".

Divisors: 1 2 19 38 409 818 7589 7771 15178 15542 144191 288382 3103901 6207802 58974119 117948238