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69074938 = 21392411031
BaseRepresentation
bin1000001110111…
…11111111111010
311210222101000001
410013133333322
5120140344223
610504303214
71466061442
oct407377772
9153871001
1069074938
1135a9a029
121b171b0a
131140675a
149261122
1560e69ad
hex41dfffa

69074938 has 16 divisors (see below), whose sum is σ = 104892480. Its totient is φ = 34113600.

The previous prime is 69074933. The next prime is 69074969. The reversal of 69074938 is 83947096.

It is not an unprimeable number, because it can be changed into a prime (69074933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66483 + ... + 67513.

It is an arithmetic number, because the mean of its divisors is an integer number (6555780).

Almost surely, 269074938 is an apocalyptic number.

69074938 is a deficient number, since it is larger than the sum of its proper divisors (35817542).

69074938 is a wasteful number, since it uses less digits than its factorization.

69074938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 69074938 is about 8311.1333763813. The cubic root of 69074938 is about 410.3050238607.

The spelling of 69074938 in words is "sixty-nine million, seventy-four thousand, nine hundred thirty-eight".

Divisors: 1 2 139 241 278 482 1031 2062 33499 66998 143309 248471 286618 496942 34537469 69074938