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10030605133 = 33130303943
BaseRepresentation
bin10010101011101111…
…01110001101001101
3221220001100112110211
421111313232031031
5131020313331013
64335154402421
7503365510513
oct112567561515
927801315424
1010030605133
11428801910a
121b3b290411
13c3b144a13
146b224c4b3
153da90623d
hex255dee34d

10030605133 has 4 divisors (see below), whose sum is σ = 10060909408. Its totient is φ = 10000300860.

The previous prime is 10030605131. The next prime is 10030605139. The reversal of 10030605133 is 33150603001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33150603001 = 191744768579.

It is a cyclic number.

It is not a de Polignac number, because 10030605133 - 21 = 10030605131 is a prime.

It is a super-2 number, since 2×100306051332 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030605131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15151641 + ... + 15152302.

It is an arithmetic number, because the mean of its divisors is an integer number (2515227352).

Almost surely, 210030605133 is an apocalyptic number.

It is an amenable number.

10030605133 is a deficient number, since it is larger than the sum of its proper divisors (30304275).

10030605133 is an equidigital number, since it uses as much as digits as its factorization.

10030605133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30304274.

The product of its (nonzero) digits is 810, while the sum is 22.

The spelling of 10030605133 in words is "ten billion, thirty million, six hundred five thousand, one hundred thirty-three".

Divisors: 1 331 30303943 10030605133