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216242614 = 2743359207
BaseRepresentation
bin11001110001110…
…01100110110110
3120001220021002201
430320321212312
5420324230424
633242455114
75234013640
oct1470714666
9501807081
10216242614
11101077305
126050449a
1335a53413
1420a0d890
1513eb6d44
hexce399b6

216242614 has 16 divisors (see below), whose sum is σ = 379323648. Its totient is φ = 90519912.

The previous prime is 216242603. The next prime is 216242633. The reversal of 216242614 is 416242612.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179002 + ... + 180205.

It is an arithmetic number, because the mean of its divisors is an integer number (23707728).

Almost surely, 2216242614 is an apocalyptic number.

216242614 is a deficient number, since it is larger than the sum of its proper divisors (163081034).

216242614 is a wasteful number, since it uses less digits than its factorization.

216242614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359259.

The product of its digits is 4608, while the sum is 28.

The square root of 216242614 is about 14705.1900361743. The cubic root of 216242614 is about 600.2245585379.

The spelling of 216242614 in words is "two hundred sixteen million, two hundred forty-two thousand, six hundred fourteen".

Divisors: 1 2 7 14 43 86 301 602 359207 718414 2514449 5028898 15445901 30891802 108121307 216242614