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61239914 = 271431267
BaseRepresentation
bin1110100110011…
…1001001101010
311021020022100222
43221213021222
5111134134124
610024330042
71342350011
oct351471152
9137208328
1061239914
11316284aa
1218613922
13c8c2448
1481c1a78
15559a25e
hex3a6726a

61239914 has 8 divisors (see below), whose sum is σ = 93153888. Its totient is φ = 30188620.

The previous prime is 61239901. The next prime is 61240027. The reversal of 61239914 is 41993216.

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

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, 215492 + ... + 215775.

It is an arithmetic number, because the mean of its divisors is an integer number (11644236).

Almost surely, 261239914 is an apocalyptic number.

61239914 is a deficient number, since it is larger than the sum of its proper divisors (31913974).

61239914 is a wasteful number, since it uses less digits than its factorization.

61239914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431340.

The product of its digits is 11664, while the sum is 35.

The square root of 61239914 is about 7825.5935238166. The cubic root of 61239914 is about 394.1651201368.

The spelling of 61239914 in words is "sixty-one million, two hundred thirty-nine thousand, nine hundred fourteen".

Divisors: 1 2 71 142 431267 862534 30619957 61239914