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313030642790 = 2531303064279
BaseRepresentation
bin1001000111000100001…
…01001000110001100110
31002220222122101021012202
410203202011020301212
520112041321032130
6355445421014502
731421122363505
oct4434205106146
91086878337182
10313030642790
11110834701078
12508013b4432
132369866c028
14112179a683c
158221665145
hex48e2148c66

313030642790 has 8 divisors (see below), whose sum is σ = 563455157040. Its totient is φ = 125212257112.

The previous prime is 313030642751. The next prime is 313030642817. The reversal of 313030642790 is 97246030313.

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

It is a congruent number.

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, 15651532130 + ... + 15651532149.

It is an arithmetic number, because the mean of its divisors is an integer number (70431894630).

Almost surely, 2313030642790 is an apocalyptic number.

313030642790 is a deficient number, since it is larger than the sum of its proper divisors (250424514250).

313030642790 is a wasteful number, since it uses less digits than its factorization.

313030642790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31303064286.

The product of its (nonzero) digits is 81648, while the sum is 38.

The spelling of 313030642790 in words is "three hundred thirteen billion, thirty million, six hundred forty-two thousand, seven hundred ninety".

Divisors: 1 2 5 10 31303064279 62606128558 156515321395 313030642790