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61612396 = 2267229897
BaseRepresentation
bin1110101100001…
…0000101101100
311021221020022121
43223002011230
5111233044041
610040322324
71345460656
oct353020554
9137836277
1061612396
113186233a
12187733a4
13c9c2b51
14827b6d6
1556207d1
hex3ac216c

61612396 has 12 divisors (see below), whose sum is σ = 109431448. Its totient is φ = 30346272.

The previous prime is 61612391. The next prime is 61612427. The reversal of 61612396 is 69321616.

It is not an unprimeable number, because it can be changed into a prime (61612391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114681 + ... + 115216.

Almost surely, 261612396 is an apocalyptic number.

It is an amenable number.

61612396 is a deficient number, since it is larger than the sum of its proper divisors (47819052).

61612396 is a wasteful number, since it uses less digits than its factorization.

61612396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229968 (or 229966 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 61612396 is about 7849.3564067381. The cubic root of 61612396 is about 394.9626541629.

The spelling of 61612396 in words is "sixty-one million, six hundred twelve thousand, three hundred ninety-six".

Divisors: 1 2 4 67 134 268 229897 459794 919588 15403099 30806198 61612396