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1464222630 = 2351317232179
BaseRepresentation
bin101011101000110…
…0100001110100110
310210001012012211210
41113101210032212
510444320111010
6401143212250
751166454433
oct12721441646
93701165753
101464222630
11691574152
1234a447086
131a4476730
14dc66cb8a
158882db20
hex574643a6

1464222630 has 64 divisors (see below), whose sum is σ = 3788386560. Its totient is φ = 360049536.

The previous prime is 1464222587. The next prime is 1464222637. The reversal of 1464222630 is 362224641.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1464222637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 670881 + ... + 673059.

It is an arithmetic number, because the mean of its divisors is an integer number (59193540).

Almost surely, 21464222630 is an apocalyptic number.

1464222630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1464222630 is an abundant number, since it is smaller than the sum of its proper divisors (2324163930).

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

1464222630 is a wasteful number, since it uses less digits than its factorization.

1464222630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 1464222630 is about 38265.1620929534. The cubic root of 1464222630 is about 1135.5398287241.

The spelling of 1464222630 in words is "one billion, four hundred sixty-four million, two hundred twenty-two thousand, six hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 1723 2179 3446 4358 5169 6537 8615 10338 10895 13074 17230 21790 22399 25845 28327 32685 44798 51690 56654 65370 67197 84981 111995 134394 141635 169962 223990 283270 335985 424905 671970 849810 3754417 7508834 11263251 18772085 22526502 37544170 48807421 56316255 97614842 112632510 146422263 244037105 292844526 488074210 732111315 1464222630