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100014661 = 910310987
BaseRepresentation
bin1011111011000…
…01101001000101
320222012021022201
411331201221011
5201100432121
613531354501
72323052635
oct575415105
9228167281
10100014661
115150154a
12295b2a31
131794a396
14d3d66c5
158ba8e91
hex5f61a45

100014661 has 4 divisors (see below), whose sum is σ = 100034752. Its totient is φ = 99994572.

The previous prime is 100014653. The next prime is 100014683. The reversal of 100014661 is 166410001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 166410001 = 953174617.

It is a cyclic number.

It is not a de Polignac number, because 100014661 - 23 = 100014653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100014361) 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, 3610 + ... + 14596.

It is an arithmetic number, because the mean of its divisors is an integer number (25008688).

Almost surely, 2100014661 is an apocalyptic number.

It is an amenable number.

100014661 is a deficient number, since it is larger than the sum of its proper divisors (20091).

100014661 is an equidigital number, since it uses as much as digits as its factorization.

100014661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20090.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 100014661 is about 10000.7330231339. The cubic root of 100014661 is about 464.1815656975.

Adding to 100014661 its reverse (166410001), we get a palindrome (266424662).

The spelling of 100014661 in words is "one hundred million, fourteen thousand, six hundred sixty-one".

Divisors: 1 9103 10987 100014661