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1230542301 = 3676122101
BaseRepresentation
bin100100101011000…
…1001010111011101
310011202111000200210
41021112021113131
510010004323201
6322034443033
742331302612
oct11126112735
93152430623
101230542301
1158167770a
122a4133479
13167c29251
14b9600509
15730701d6
hex495895dd

1230542301 has 8 divisors (see below), whose sum is σ = 1665211744. Its totient is φ = 808117200.

The previous prime is 1230542281. The next prime is 1230542317. The reversal of 1230542301 is 1032450321.

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

It is not a de Polignac number, because 1230542301 - 26 = 1230542237 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 (1230542101) 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, 3060850 + ... + 3061251.

It is an arithmetic number, because the mean of its divisors is an integer number (208151468).

Almost surely, 21230542301 is an apocalyptic number.

It is an amenable number.

1230542301 is a deficient number, since it is larger than the sum of its proper divisors (434669443).

1230542301 is an equidigital number, since it uses as much as digits as its factorization.

1230542301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6122171.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1230542301 is about 35079.0863763582. The cubic root of 1230542301 is about 1071.5987109644.

Adding to 1230542301 its reverse (1032450321), we get a palindrome (2262992622).

The spelling of 1230542301 in words is "one billion, two hundred thirty million, five hundred forty-two thousand, three hundred one".

Divisors: 1 3 67 201 6122101 18366303 410180767 1230542301