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1010311423 = 11167549979
BaseRepresentation
bin111100001110000…
…010000011111111
32121102002010201121
4330032002003333
54032114431143
6244130251411
734015335232
oct7416020377
92542063647
101010311423
11479326a20
12242426b67
1313140a714
1498273419
155da6b7ed
hex3c3820ff

1010311423 has 8 divisors (see below), whose sum is σ = 1108759680. Its totient is φ = 912963480.

The previous prime is 1010311361. The next prime is 1010311429. The reversal of 1010311423 is 3241130101.

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

It is a de Polignac number, because none of the positive numbers 2k-1010311423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010311397 and 1010311406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010311429) 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, 273153 + ... + 276826.

It is an arithmetic number, because the mean of its divisors is an integer number (138594960).

Almost surely, 21010311423 is an apocalyptic number.

1010311423 is a deficient number, since it is larger than the sum of its proper divisors (98448257).

1010311423 is a wasteful number, since it uses less digits than its factorization.

1010311423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550157.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1010311423 is about 31785.3963794696. The cubic root of 1010311423 is about 1003.4253942770.

Adding to 1010311423 its reverse (3241130101), we get a palindrome (4251441524).

The spelling of 1010311423 in words is "one billion, ten million, three hundred eleven thousand, four hundred twenty-three".

Divisors: 1 11 167 1837 549979 6049769 91846493 1010311423