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10213446077 = 83111228907
BaseRepresentation
bin10011000001100010…
…01101000110111101
3222100210101211002122
421200301031012331
5131404120233302
64405245332325
7511045600502
oct114061150675
928323354078
1010213446077
11437125122a
121b905670a5
13c69ca1a23
146cc6454a9
153eb9c13a2
hex260c4d1bd

10213446077 has 4 divisors (see below), whose sum is σ = 10214683296. Its totient is φ = 10212208860.

The previous prime is 10213446041. The next prime is 10213446091. The reversal of 10213446077 is 77064431201.

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: 77064431201 = 171674489103.

It is a cyclic number.

It is not a de Polignac number, because 10213446077 - 224 = 10196668861 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 (10213446007) 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, 606143 + ... + 622764.

It is an arithmetic number, because the mean of its divisors is an integer number (2553670824).

Almost surely, 210213446077 is an apocalyptic number.

It is an amenable number.

10213446077 is a deficient number, since it is larger than the sum of its proper divisors (1237219).

10213446077 is an equidigital number, since it uses as much as digits as its factorization.

10213446077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237218.

The product of its (nonzero) digits is 28224, while the sum is 35.

Adding to 10213446077 its reverse (77064431201), we get a palindrome (87277877278).

The spelling of 10213446077 in words is "ten billion, two hundred thirteen million, four hundred forty-six thousand, seventy-seven".

Divisors: 1 8311 1228907 10213446077