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104142741 = 3294725469
BaseRepresentation
bin1100011010100…
…01011110010101
321020221222222120
412031101132111
5203130031431
614200050153
72403125103
oct615213625
9236858876
10104142741
1153870a8a
122aa63959
1318764331
14db8cc73
159222196
hex6351795

104142741 has 16 divisors (see below), whose sum is σ = 146707200. Its totient is φ = 65605568.

The previous prime is 104142707. The next prime is 104142767. The reversal of 104142741 is 147241401.

It is a cyclic number.

It is not a de Polignac number, because 104142741 - 27 = 104142613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104142791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8646 + ... + 16823.

It is an arithmetic number, because the mean of its divisors is an integer number (9169200).

Almost surely, 2104142741 is an apocalyptic number.

It is an amenable number.

104142741 is a deficient number, since it is larger than the sum of its proper divisors (42564459).

104142741 is a wasteful number, since it uses less digits than its factorization.

104142741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25548.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 104142741 is about 10205.0350807824. The cubic root of 104142741 is about 470.4819878191.

It can be divided in two parts, 104 and 142741, that added together give a triangular number (142845 = T534).

The spelling of 104142741 in words is "one hundred four million, one hundred forty-two thousand, seven hundred forty-one".

Divisors: 1 3 29 47 87 141 1363 4089 25469 76407 738601 1197043 2215803 3591129 34714247 104142741