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74412307 = 313137669
BaseRepresentation
bin1000110111101…
…11000100010011
312012000112111101
410123313010103
5123022143212
611214525231
71562331334
oct433670423
9165015441
1074412307
1139005082
1220b06817
1312554c68
149c5028b
1567ed157
hex46f7113

74412307 has 8 divisors (see below), whose sum is σ = 77068160. Its totient is φ = 71772480.

The previous prime is 74412301. The next prime is 74412319. The reversal of 74412307 is 70321447.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-74412307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74412301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5869 + ... + 13537.

It is an arithmetic number, because the mean of its divisors is an integer number (9633520).

Almost surely, 274412307 is an apocalyptic number.

74412307 is a deficient number, since it is larger than the sum of its proper divisors (2655853).

74412307 is a wasteful number, since it uses less digits than its factorization.

74412307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8013.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 74412307 is about 8626.2568359631. The cubic root of 74412307 is about 420.6119330097.

The spelling of 74412307 in words is "seventy-four million, four hundred twelve thousand, three hundred seven".

Divisors: 1 31 313 7669 9703 237739 2400397 74412307