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234452600420 = 22511722630021
BaseRepresentation
bin1101101001011001110…
…1101100011001100100
3211102011101221010101012
43122112131230121210
512320124331203140
6255412300521352
722636645136123
oct3322635543144
9742141833335
10234452600420
1190481420895
1239531850258
131915500317c
14b4c1a17aba
156172e27265
hex369676c664

234452600420 has 12 divisors (see below), whose sum is σ = 492350460924. Its totient is φ = 93781040160.

The previous prime is 234452600413. The next prime is 234452600477. The reversal of 234452600420 is 24006254432.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33454604836 + 200997995584 = 182906^2 + 448328^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5861314991 + ... + 5861315030.

It is an arithmetic number, because the mean of its divisors is an integer number (41029205077).

Almost surely, 2234452600420 is an apocalyptic number.

234452600420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234452600420 is an abundant number, since it is smaller than the sum of its proper divisors (257897860504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

234452600420 is a wasteful number, since it uses less digits than its factorization.

234452600420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11722630030 (or 11722630028 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 234452600420 its reverse (24006254432), we get a palindrome (258458854852).

The spelling of 234452600420 in words is "two hundred thirty-four billion, four hundred fifty-two million, six hundred thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 11722630021 23445260042 46890520084 58613150105 117226300210 234452600420