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30667344696 = 23321399304457
BaseRepresentation
bin11100100011111010…
…101000101100111000
32221011021000112012100
4130203322220230320
51000301320012241
622031031343400
72133652062132
oct344372505470
987137015170
1030667344696
1112007a09a7a
125b3a521b60
132b7970ca11
1416acd22052
15be74ea9b6
hex723ea8b38

30667344696 has 48 divisors (see below), whose sum is σ = 83117034000. Its totient is φ = 10215107712.

The previous prime is 30667344691. The next prime is 30667344707. The reversal of 30667344696 is 69644376603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30667344691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51501 + ... + 252956.

It is an arithmetic number, because the mean of its divisors is an integer number (1731604875).

Almost surely, 230667344696 is an apocalyptic number.

30667344696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

30667344696 is an abundant number, since it is smaller than the sum of its proper divisors (52449689304).

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

30667344696 is a wasteful number, since it uses less digits than its factorization.

30667344696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305868 (or 305861 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 54.

The spelling of 30667344696 in words is "thirty billion, six hundred sixty-seven million, three hundred forty-four thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1399 2798 4197 5596 8394 11192 12591 16788 25182 33576 50364 100728 304457 608914 913371 1217828 1826742 2435656 2740113 3653484 5480226 7306968 10960452 21920904 425935343 851870686 1277806029 1703741372 2555612058 3407482744 3833418087 5111224116 7666836174 10222448232 15333672348 30667344696