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1230023301 = 31331237887
BaseRepresentation
bin100100101010000…
…1010101010000101
310011201111122202120
41021110022222011
510004341221201
6322015400153
742324011523
oct11124125205
93151448676
101230023301
11581352791
122a3b23059
13167aa6c50
14b9507313
1572ebb536
hex4950aa85

1230023301 has 48 divisors (see below), whose sum is σ = 1876436352. Its totient is φ = 711918720.

The previous prime is 1230023297. The next prime is 1230023339. The reversal of 1230023301 is 1033200321.

It is not a de Polignac number, because 1230023301 - 22 = 1230023297 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230023351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1386280 + ... + 1387166.

It is an arithmetic number, because the mean of its divisors is an integer number (39092424).

Almost surely, 21230023301 is an apocalyptic number.

It is an amenable number.

1230023301 is a deficient number, since it is larger than the sum of its proper divisors (646413051).

1230023301 is a wasteful number, since it uses less digits than its factorization.

1230023301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002 (or 971 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1230023301 is about 35071.6880260988. The cubic root of 1230023301 is about 1071.4480354077.

Adding to 1230023301 its reverse (1033200321), we get a palindrome (2263223622).

The spelling of 1230023301 in words is "one billion, two hundred thirty million, twenty-three thousand, three hundred one".

Divisors: 1 3 13 31 37 39 93 111 403 481 887 961 1147 1209 1443 2661 2883 3441 11531 12493 14911 27497 32819 34593 35557 37479 44733 82491 98457 106671 357461 426647 462241 852407 1017389 1072383 1279941 1386723 2557221 3052167 11081291 13226057 31539059 33243873 39678171 94617177 410007767 1230023301