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1307450492 = 222571271839
BaseRepresentation
bin100110111101110…
…0001110001111100
310101010012100220022
41031323201301330
510134201403432
6333423111312
744254101005
oct11573416174
93333170808
101307450492
116110269a7
12305a42538
1317ab4625a
14c59001ac
1579bb2b12
hex4dee1c7c

1307450492 has 12 divisors (see below), whose sum is σ = 2296943040. Its totient is φ = 651181056.

The previous prime is 1307450461. The next prime is 1307450519. The reversal of 1307450492 is 2940547031.

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, 634892 + ... + 636947.

It is an arithmetic number, because the mean of its divisors is an integer number (191411920).

Almost surely, 21307450492 is an apocalyptic number.

It is an amenable number.

1307450492 is a deficient number, since it is larger than the sum of its proper divisors (989492548).

1307450492 is a wasteful number, since it uses less digits than its factorization.

1307450492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272100 (or 1272098 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1307450492 is about 36158.6848765272. The cubic root of 1307450492 is about 1093.4738905238.

The spelling of 1307450492 in words is "one billion, three hundred seven million, four hundred fifty thousand, four hundred ninety-two".

Divisors: 1 2 4 257 514 1028 1271839 2543678 5087356 326862623 653725246 1307450492