Search a number
-
+
74610097 = 145351349
BaseRepresentation
bin1000111001001…
…11010110110001
312012101120210221
410130213112301
5123100010342
611223053041
71564114102
oct434472661
9165346727
1074610097
113912a741
1220ba1181
13125c3cb3
149ca23a9
15683ba67
hex47275b1

74610097 has 4 divisors (see below), whose sum is σ = 74662900. Its totient is φ = 74557296.

The previous prime is 74610083. The next prime is 74610101. The reversal of 74610097 is 79001647.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79001647 = 667311839.

It can be written as a sum of positive squares in 2 ways, for example, as 42393121 + 32216976 = 6511^2 + 5676^2 .

It is a cyclic number.

It is not a de Polignac number, because 74610097 - 211 = 74608049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74610047) 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, 24222 + ... + 27127.

It is an arithmetic number, because the mean of its divisors is an integer number (18665725).

Almost surely, 274610097 is an apocalyptic number.

It is an amenable number.

74610097 is a deficient number, since it is larger than the sum of its proper divisors (52803).

74610097 is a wasteful number, since it uses less digits than its factorization.

74610097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52802.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 74610097 is about 8637.7136442464. The cubic root of 74610097 is about 420.9842694175.

The spelling of 74610097 in words is "seventy-four million, six hundred ten thousand, ninety-seven".

Divisors: 1 1453 51349 74610097