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7630141 = 411491249
BaseRepresentation
bin11101000110110100111101
3112100122120211
4131012310331
53423131031
6431312421
7121566211
oct35066475
915318524
107630141
114341702
12267b711
131771c9c
141028941
15a0abb1
hex746d3d

7630141 has 8 divisors (see below), whose sum is σ = 7875000. Its totient is φ = 7388160.

The previous prime is 7630111. The next prime is 7630159. The reversal of 7630141 is 1410367.

It can be written as a sum of positive squares in 4 ways, for example, as 177241 + 7452900 = 421^2 + 2730^2 .

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 7630141 - 217 = 7499069 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7630111) 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, 5485 + ... + 6733.

It is an arithmetic number, because the mean of its divisors is an integer number (984375).

Almost surely, 27630141 is an apocalyptic number.

It is an amenable number.

7630141 is a deficient number, since it is larger than the sum of its proper divisors (244859).

7630141 is a wasteful number, since it uses less digits than its factorization.

7630141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 7630141 is about 2762.2709859824. The cubic root of 7630141 is about 196.8690842600.

The spelling of 7630141 in words is "seven million, six hundred thirty thousand, one hundred forty-one".

Divisors: 1 41 149 1249 6109 51209 186101 7630141