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122214590 = 2512221459
BaseRepresentation
bin1110100100011…
…01100010111110
322111222010220022
413102031202332
5222241331330
620043252142
73012543521
oct722154276
9274863808
10122214590
1162a946a3
1234b1a052
131c420c34
1412334bb8
15aae1ae5
hex748d8be

122214590 has 8 divisors (see below), whose sum is σ = 219986280. Its totient is φ = 48885832.

The previous prime is 122214559. The next prime is 122214611. The reversal of 122214590 is 95412221.

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

It is a congruent number.

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, 6110720 + ... + 6110739.

It is an arithmetic number, because the mean of its divisors is an integer number (27498285).

Almost surely, 2122214590 is an apocalyptic number.

122214590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122214590 is a deficient number, since it is larger than the sum of its proper divisors (97771690).

122214590 is a wasteful number, since it uses less digits than its factorization.

122214590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12221466.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 122214590 is about 11055.0707822248. The cubic root of 122214590 is about 496.2581875319.

The spelling of 122214590 in words is "one hundred twenty-two million, two hundred fourteen thousand, five hundred ninety".

Divisors: 1 2 5 10 12221459 24442918 61107295 122214590