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421050644232 = 23354132428423
BaseRepresentation
bin1100010000010001001…
…00101111011100001000
31111020210202001220011220
412020020210233130020
523344302431103412
6521232240322040
742264012265431
oct6101044573410
91436722056156
10421050644232
11152626125a39
1269729013320
13309218a584a
1416543c1a488
15ae449eb68c
hex620892f708

421050644232 has 32 divisors (see below), whose sum is σ = 1054572348480. Its totient is φ = 140090783040.

The previous prime is 421050644219. The next prime is 421050644293. The reversal of 421050644232 is 232446050124.

It is a junction number, because it is equal to n+sod(n) for n = 421050644193 and 421050644202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16201228 + ... + 16227195.

It is an arithmetic number, because the mean of its divisors is an integer number (32955385890).

Almost surely, 2421050644232 is an apocalyptic number.

It is an amenable number.

421050644232 is an abundant number, since it is smaller than the sum of its proper divisors (633521704248).

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

421050644232 is a wasteful number, since it uses less digits than its factorization.

421050644232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32428973 (or 32428969 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 421050644232 its reverse (232446050124), we get a palindrome (653496694356).

The spelling of 421050644232 in words is "four hundred twenty-one billion, fifty million, six hundred forty-four thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 541 1082 1623 2164 3246 4328 6492 12984 32428423 64856846 97285269 129713692 194570538 259427384 389141076 778282152 17543776843 35087553686 52631330529 70175107372 105262661058 140350214744 210525322116 421050644232