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30460961390 = 2511326956603
BaseRepresentation
bin11100010111100111…
…010110001001101110
32220121212200011112012
4130113213112021232
5444341001231030
621554340041222
72125564620416
oct342747261156
986555604465
1030460961390
1111a11467162
125aa1393212
132b45a2c112
14168d75b646
15bd4330095
hex7179d626e

30460961390 has 16 divisors (see below), whose sum is σ = 55314951408. Its totient is φ = 12076557696.

The previous prime is 30460961389. The next prime is 30460961407. The reversal of 30460961390 is 9316906403.

It is a congruent number.

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, 13477172 + ... + 13479431.

It is an arithmetic number, because the mean of its divisors is an integer number (3457184463).

Almost surely, 230460961390 is an apocalyptic number.

30460961390 is a deficient number, since it is larger than the sum of its proper divisors (24853990018).

30460961390 is a wasteful number, since it uses less digits than its factorization.

30460961390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26956723.

The product of its (nonzero) digits is 104976, while the sum is 41.

The spelling of 30460961390 in words is "thirty billion, four hundred sixty million, nine hundred sixty-one thousand, three hundred ninety".

Divisors: 1 2 5 10 113 226 565 1130 26956603 53913206 134783015 269566030 3046096139 6092192278 15230480695 30460961390