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42374071 = 251401421
BaseRepresentation
bin1010000110100…
…1001110110111
32221201211022001
42201221032313
541321432241
64112120131
71023113365
oct241511667
987654261
1042374071
1121a122a3
1212236047
138a1831c
1458b0635
153ac0431
hex28693b7

42374071 has 8 divisors (see below), whose sum is σ = 42750288. Its totient is φ = 42000000.

The previous prime is 42374069. The next prime is 42374089. The reversal of 42374071 is 17047324.

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

It is a cyclic number.

It is not a de Polignac number, because 42374071 - 21 = 42374069 is a prime.

It is a super-2 number, since 2×423740712 = 3591123786226082, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42374021) 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, 100441 + ... + 100861.

It is an arithmetic number, because the mean of its divisors is an integer number (5343786).

Almost surely, 242374071 is an apocalyptic number.

42374071 is a deficient number, since it is larger than the sum of its proper divisors (376217).

42374071 is a wasteful number, since it uses less digits than its factorization.

42374071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073.

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

The square root of 42374071 is about 6509.5369266946. The cubic root of 42374071 is about 348.6315846910.

The spelling of 42374071 in words is "forty-two million, three hundred seventy-four thousand, seventy-one".

Divisors: 1 251 401 421 100651 105671 168821 42374071